NON-DISPERSIVE AND DISPERSIVE TRANSPORT IN AMORPHOUS GERMANIUM SELENIDE AND HYDROGENATED SILICON J. Shirafuji, G.I. Kim, H. Matsui, M. Inoue, K. Yoshino and Y. Inuishi J. Phys. Colloques, 42 C4 (1981) C4-583-C4-586 DOI: 10.1051/jphyscol:19814127