From scalar integrals to known scaled variables.

[sunnyasquabla]

Hi,
Greetings,

can someone tell me how can I reduce the scalar integrals into known scaled variables?
For example,

Reference: https://arxiv.org/abs/1712.05234

Thank You

[vsht]

Hi,
the limit can be probably taken with Package-X. If not, then I don't see a simple way to rederive that automatically.