I found the syntax interesting /HEPDATA/REAC?P+PBAR list of reactions involving p and pbar (?) https://info.cern.ch/hypertext/WWW/Provider/ServerWriter.ht

I found the syntax interesting /HEPDATA/REAC?P+PBAR list of reactions involving p and pbar (?) https://info.cern.ch/hypertext/WWW/Provider/ServerWriter.html https://info.cern.ch/hypertext/WWW/Provider/ServerWriter.htm...