TY - JOUR AU - Evans, Ronald J. TI - Discrete free products of two complex cyclic matrix groups JO - Glasgow mathematical journal PY - 1979 SP - 69 EP - 80 VL - 20 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500003748/ DO - 10.1017/S0017089500003748 ID - 10_1017_S0017089500003748 ER -