TY  - JOUR
AU  - V. M. Babich
TI  - Hadamard's ansatz, its analogues, generalizations and applications
JO  - Algebra i analiz
PY  - 1991
SP  - 1
EP  - 37
VL  - 3
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AA_1991_3_5_a0/
LA  - ru
ID  - AA_1991_3_5_a0
ER  -