TY - JOUR AU - Khampakdee, Jeeranunt AU - Boonpok, Chawalit TI - Semi-open sets in biclosure spaces JO - Discussiones Mathematicae. General Algebra and Applications PY - 2009 SP - 181 EP - 201 VL - 29 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DMGAA_2009_29_2_a5/ LA - en ID - DMGAA_2009_29_2_a5 ER -