31.90.+s Other topics in the theory of the electronic structure of atoms and molecules

A.S. Davydov “Solitons in quasi-one-dimensional molecular structures” Sov. Phys. Usp. 25 898–918 (1982)
87.15.By, 31.90.+s (all)
B.G. Konopel’chenko, Yu.B. Rumer “Atoms and hadrons (classification problems)” Sov. Phys. Usp. 22 837–840 (1979)
11.30.Jw, 12.40.Kj, 31.90.+s

PACS numbers