TY  - JOUR
AU  - Nguyen Van Hoa
TI  - $L$-equivalence of systems of functions in many-valued
JO  - Algebra i logika
PY  - 1988
SP  - 37
EP  - 47
VL  - 27
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_1988_27_1_a2/
LA  - ru
ID  - AL_1988_27_1_a2
ER  -