TY - JOUR AU - Chajda, Ivan TI - Jónsson's lemma for normally presented varieties JO - Mathematica Bohemica PY - 1997 SP - 381 EP - 382 VL - 122 IS - 4 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.21136/MB.1997.126209/ DO - 10.21136/MB.1997.126209 LA - en ID - 10_21136_MB_1997_126209 ER -