TY - JOUR AU - R. Ghanam AU - G. Thompson TI - Minimal Matrix Representations of Four-Dimensional Lie Algebras JO - Bulletin of the Malaysian Mathematical Society PY - 2013 VL - 36 IS - 2 UR - http://geodesic.mathdoc.fr/item/BMMS_2013_36_2_a8/ ID - BMMS_2013_36_2_a8 ER -