TY - JOUR AU - Sin-Min Lee TI - On Algebras all of Whose Subalgebras are Simple; Some Solutions of Plonka's Problem JO - Publications de l'Institut Mathématique PY - 1985 SP - 33 VL - _N_S_37 IS - 51 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PIM_1985_N_S_37_51_a6/ LA - en ID - PIM_1985_N_S_37_51_a6 ER -