1. Summary talk 1981 Intern. Symp. on Lepton and photon interactions at high energies;Drell,1981
2. Talk 1981 Intern. Symp. on Lepton and photon interactions at high energies;Langacker,1981
3. Comment on the perturbation-theoretic parameter Λ of QCD
4. S. Wolfram, Caltech report No. CALT-68-690