TY - JOUR AU - Erdal Ekici TI - On $e^{\ast}$-Open Sets and $(\mathcal{D},\mathcal{S})^{\ast}$-Sets JO - Mathematica Moravica PY - 2009 SP - 29 EP - 36 VL - 13 IS - 1 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/MM3_2009_13_1_a3/ ID - MM3_2009_13_1_a3 ER -