A paper titled "On the finite basis of two-loop 't Hooft-Veltman Feynman..." references work from 2021 (922 [2021] 1) related to computational integrals.
September 20, 2021 (appearing in searches as part of the September 22 cycle). Download 9222021 zip
The reference "9222021" most likely refers to the date . Based on academic records and publication data from that specific date, the primary paper associated with a "zip" download or supplementary dataset is: A paper titled "On the finite basis of
Rare variant MX1 alleles increase human susceptibility to zoonotic H7N9 influenza. Download 9222021 zip