TY - JOUR AU - Alper Osman Öğrenmiş AU - Handan Öztekin AU - Mahmut Ergüt TI - Bertrand curves in Galilean space and their characterizations JO - Kragujevac Journal of Mathematics PY - 2009 SP - 139 EP - 147 VL - 32 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KJM_2009_32_1_a13/ ID - KJM_2009_32_1_a13 ER -