TY  - JOUR
TI  - International Conference on Modern Problems in Quantum Field Theory, Strings and Quantum Gravity
JO  - Teoretičeskaâ i matematičeskaâ fizika
PY  - 1993
SP  - 179
EP  - 182
VL  - 95
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/TMF_1993_95_2_a0/
LA  - en
ID  - TMF_1993_95_2_a0
ER  -