TY - JOUR AU - Farkhanda Afzal, AU - Qamar Afzal, AU - M Aslam Malik TI - Modular group action on quadratic field by linear congruence JO - Novi Sad Journal of Mathematics PY - 2012 SP - 133 EP - 143 VL - 42 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NSJOM_2012_42_2a_12/ ID - NSJOM_2012_42_2a_12 ER -