TY - JOUR AU - W. Żelazko TI - A semitopological algebra without proper closed subalgebras JO - Colloquium Mathematicum PY - 1997 SP - 239 EP - 242 VL - 74 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-74-2-239-242/ DO - 10.4064/cm-74-2-239-242 LA - en ID - 10_4064_cm_74_2_239_242 ER -