FORM, Diagrams and Topologies
  We discuss a number of FORM features that are essential in the automatic processing of very large numbers of diagrams as used in the Forcer program for 4-loop massless propagator diagrams. Most of these features are new. 
Franz Herzog, Ben Ruijl, Takahiro Ueda, J.A.M. Vermaseren (NIKHEF,   Amsterdam), Andreas Vogt (Liverpool U., Dept. Math.)
hep-ph