Add Bluebook Law Review Secondary Sources style

[StepSchmitt]

Implements Bluebook 22nd edition (2025) law review footnote citations for secondary sources (Rules 15-23). Covers books, articles, newspapers, webpages, AI content, electronic media, films, TV, audio, social media, images, hardware, software, and archival sources. Passes citationstyles.org validation and Zotero functional testing.

CSL Styles Pull Request Template

You're about to create a pull request to the CSL styles repository.
If you haven't done so already, see https://github.com/citation-style-language/styles/blob/master/CONTRIBUTING.md for instructions on how to contribute, and https://github.com/citation-style-language/styles/blob/master/STYLE_REQUIREMENTS.md for the requirements a style must meet before acceptance.
In addition, please fill out the pull request template below.

Description

(Briefly describe the style or changes you're proposing.)

Checklist

• Check that you've added a link to the style you used as a template in the <info> block at the beginning of the file with rel="template".
• Check that you've added a link to the style guidelines with rel="documentation".
• Check that you've added yourself as the <author> of the style or <contributor> for a style update.
• Check that you've used the correct terms or labels instead of hardcoding into affixes (e.g., <text variable="page" prefix="pp. "/>).
• Check that you've not used <text value="... if not absolutely necessary.
• Check that you've not changed line 1 of the style.

[github-actions]

Awesome! You just created a pull request to the Citation Styles Language styles repository. One of our human volunteers will try to get in touch soon (usually within a week). In the meantime, I will run some automated checks. You should be notified of the results in a few minutes.

If you haven't done so yet, please make sure your style validates and follows all our other Style Requirements.

To update this pull request, visit the "Files changed" tab above, click on the ellipsis button in the top-right corner of your style, and then select "Edit file" to start editing:

If you have any questions, please leave a comment and we'll get back to you. While we usually respond in English, feel free to write in whatever language you're most comfortable.

[github-actions]

😟 There are some issues with your submission.

1 test failed

bluebook-law-review-secondary-sources: must have the correct Creative Commons BY-SA license text

expected: "This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 License"
     got: "\n      This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 License\n    "

(compared using ==)

Diff:
@@ -1,3 +1,5 @@
-This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 License
+
+      This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 License
+

Please check the test report for details.

[github-actions]

😃 Your submission passed all our automated tests.

Below are some sample citations generated based on your proposed changes:

bluebook-law-review-secondary-sources.csl (new)

CSL Search by Example, (Citation Style Language 2012); Martin Fenner, Mercè Crosas, Jeffrey S. Grethe, David Kennedy, Henning Hermjakob, Phillippe Rocca-Serra, Gustavo Durand, Robin Berjon, Sebastian Karcher, Maryann Martone & Tim Clark, A Data Citation Roadmap for Scholarly Data Repositories, 6 Sci. Data (2019) [https://doi.org/10.1038/s41597-019-0031-8].
Tania Galindo-Castañeda, Elena Kost, Elena Giuliano, Rafaela Feola Conz, Johan Six & Martin Hartmann, Locating the Microbes along the Maize Root System under Nitrogen Limitation: a Root Phenotypic Approach, 136 Ann. Bot. 1143–1162 (2025) [https://doi.org/10.1093/aob/mcaf185]; Bob Hancké, Martin Rhodes & Mark Thatcher, Beyond Varieties of Capitalism: Conflict, Contradictions, and Complementarities in the European Economy (Oxford University Press 2007).
Isabela Mares, Firms and the Welfare State: When, Why, and How Does Social Policy Matter to Employers?, in Varieties of capitalism: the institutional foundations of comparative advantage 184–212 (Peter A. Hall & David Soskice eds., Oxford University Press 2001).

---

CSL Search by Example, (Citation Style Language 2012).
Martin Fenner, Mercè Crosas, Jeffrey S. Grethe, David Kennedy, Henning Hermjakob, Phillippe Rocca-Serra, Gustavo Durand, Robin Berjon, Sebastian Karcher, Maryann Martone & Tim Clark, A Data Citation Roadmap for Scholarly Data Repositories, 6 Sci. Data (2019) [https://doi.org/10.1038/s41597-019-0031-8].
Tania Galindo-Castañeda, Elena Kost, Elena Giuliano, Rafaela Feola Conz, Johan Six & Martin Hartmann, Locating the Microbes along the Maize Root System under Nitrogen Limitation: a Root Phenotypic Approach, 136 Ann. Bot. 1143–1162 (2025) [https://doi.org/10.1093/aob/mcaf185].
Bob Hancké, Martin Rhodes & Mark Thatcher, Beyond Varieties of Capitalism: Conflict, Contradictions, and Complementarities in the European Economy (Oxford University Press 2007).
Isabela Mares, Firms and the Welfare State: When, Why, and How Does Social Policy Matter to Employers?, in Varieties of capitalism: the institutional foundations of comparative advantage 184–212 (Peter A. Hall & David Soskice eds., Oxford University Press 2001).

[github-actions]

😟 There are some issues with your submission.

2 tests failed

bluebook-law-review-secondary-sources: must validate against the CSL 1.0.1 schema
Please check your style at http://validator.citationstyles.org/

expected `[[0, "2:2: FATAL: StartTag: invalid element name"]].empty?` to be truthy, got false

bluebook-law-review-secondary-sources: must be parsable as a CSL style

root node not CSL::Style: nil

Please check the test report for details.

[github-actions]

😃 Your submission passed all our automated tests.

Below are some sample citations generated based on your proposed changes:

bluebook-law-review-secondary-sources.csl (new)

CSL Search by Example, (Citation Style Language 2012); Martin Fenner, Mercè Crosas, Jeffrey S. Grethe, David Kennedy, Henning Hermjakob, Phillippe Rocca-Serra, Gustavo Durand, Robin Berjon, Sebastian Karcher, Maryann Martone & Tim Clark, A Data Citation Roadmap for Scholarly Data Repositories, 6 Sci. Data (2019) [https://doi.org/10.1038/s41597-019-0031-8].
Tania Galindo-Castañeda, Elena Kost, Elena Giuliano, Rafaela Feola Conz, Johan Six & Martin Hartmann, Locating the Microbes along the Maize Root System under Nitrogen Limitation: a Root Phenotypic Approach, 136 Ann. Bot. 1143–1162 (2025) [https://doi.org/10.1093/aob/mcaf185]; Bob Hancké, Martin Rhodes & Mark Thatcher, Beyond Varieties of Capitalism: Conflict, Contradictions, and Complementarities in the European Economy (Oxford University Press 2007).
Isabela Mares, Firms and the Welfare State: When, Why, and How Does Social Policy Matter to Employers?, in Varieties of capitalism: the institutional foundations of comparative advantage 184–212 (Peter A. Hall & David Soskice eds., Oxford University Press 2001).

---

CSL Search by Example, (Citation Style Language 2012).
Martin Fenner, Mercè Crosas, Jeffrey S. Grethe, David Kennedy, Henning Hermjakob, Phillippe Rocca-Serra, Gustavo Durand, Robin Berjon, Sebastian Karcher, Maryann Martone & Tim Clark, A Data Citation Roadmap for Scholarly Data Repositories, 6 Sci. Data (2019) [https://doi.org/10.1038/s41597-019-0031-8].
Tania Galindo-Castañeda, Elena Kost, Elena Giuliano, Rafaela Feola Conz, Johan Six & Martin Hartmann, Locating the Microbes along the Maize Root System under Nitrogen Limitation: a Root Phenotypic Approach, 136 Ann. Bot. 1143–1162 (2025) [https://doi.org/10.1093/aob/mcaf185].
Bob Hancké, Martin Rhodes & Mark Thatcher, Beyond Varieties of Capitalism: Conflict, Contradictions, and Complementarities in the European Economy (Oxford University Press 2007).
Isabela Mares, Firms and the Welfare State: When, Why, and How Does Social Policy Matter to Employers?, in Varieties of capitalism: the institutional foundations of comparative advantage 184–212 (Peter A. Hall & David Soskice eds., Oxford University Press 2001).