RPECVD thin cadmium, copper and zinc sulphide films Yu.M. Rumyantsev, N.I. Fainer, M.L. Kosinova, B.M. Ayupov and N.P. Sysoeva J. Phys. IV France, 09 PR8 (1999) Pr8-777-Pr8-784 DOI: 10.1051/jp4:1999898