Update README.md

Author: adoconnection

README.md

@@ -28,6 +28,7 @@ Install-Package RazorEngineCore
 * [CodeProject: Building String Razor Template Engine with Bare Hands](https://www.codeproject.com/Articles/5260233/Building-String-Razor-Template-Engine-with-Bare-Ha)
 
 ## Wiki
+* [Razor syntax](https://docs.microsoft.com/en-us/aspnet/core/mvc/views/razor?view=aspnetcore-6.0)
 * [Package comparison: RazorEngineCore / RazorLight / RazorEngine.NetCore](https://github.com/adoconnection/RazorEngineCore/wiki/Package-comparison)
 * [Strongly typed model](https://github.com/adoconnection/RazorEngineCore/wiki/Strongly-typed-model)
 * [@Include and @Layout](https://github.com/adoconnection/RazorEngineCore/wiki/@Include-and-@Layout)