TY  - JOUR
AU  - A. V. Bitsadze
AU  - A. I. Markushevich
AU  - B. V. Shabat
TI  - Mikhail Alekseevich Lavrent'ev (on his sixtieth birthday)
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1961
SP  - 143
EP  - 153
VL  - 16
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1961_16_4_a5/
LA  - en
ID  - RM_1961_16_4_a5
ER  -