Article · Journal · 1975
Anthony E. Butterworth, Robert F. Sturrock, V. Houba, Mahmoud, A., Alan Sher, P. Rees
Nature
as printed: A. E. BUTTERWORTH
as printed: R. F. STURROCK
as printed: V. HOUBA
as printed: A. A. F. MAHMOUD
as printed: A. SHER
as printed: P. H. REES
A work can sit in several, each with a score