%0 Journal Article
%A A. V. Bitsadze
%A A. I. Markushevich
%A B. V. Shabat
%T Mikhail Alekseevich Lavrent'ev (on his sixtieth birthday)
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1961
%P 143-153
%V 16
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1961_16_4_a5/
%G en
%F RM_1961_16_4_a5