Nikolai Nikolaevich Bogolyubov (on his 80th birthday) Logunov, Anatolii A. ; Novikov, S. P. ; Vladimirov, Vasilii S. Abstract Publication: Russian Mathematical Surveys Pub Date: October 1989 DOI: 10.1070/RM1989v044n05ABEH002280 Bibcode: 1989RuMaS..44....1L