V. NARAYANAMURTI and R. O. POHL
Rev. Mod. Phys. 42, 201 (1970) - Published 1 April, 1970
GEORGE R. BLUMENTHAL and ROBERT J. GOULD
Rev. Mod. Phys. 42, 237 (1970) - Published 1 April, 1970
JOHN W. ESSAM and MICHAEL E. FISHER
Rev. Mod. Phys. 42, 271 (1970) - Published 1 April, 1970
JOHN W. ESSAM and MICHAEL E. FISHER
Rev. Mod. Phys. 42, 272 (1970) - Published 1 April, 1970
