TY - JOUR AU - A. N. Shevlyakov TI - Elements of algebraic geometry over a~free semilattice JO - Algebra i logika PY - 2015 SP - 399 EP - 420 VL - 54 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2015_54_3_a5/ LA - ru ID - AL_2015_54_3_a5 ER -