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T. E. Mitchell, R. G. Courteney-Harris and A. J. Innes

T. R. Kapur

Ioannis Kastanioudakis, Antonios Skevas, Vasilios Danielidis, Eleni Tsiakou, A. Alexandros Drosos and M. Haralampos Moustopoulos

Y. M. Chan, D. A. Adams and A. G. Kerr

J. D. T. Mason, S. M. Mason and K. P. Gibbin

C. Hartley and D. J. Willatt

Y. T. Pang

Ezzat M. Saleh, Ahmed A. Abdullwahab and Mohammed M. Kammal

Andrew McCombe, Peter Williamson and Michael Hawke

John S. Rubin, Scott Wadler, Jonathan J. Baitler, Hilda Haynes, Alla Rozenblet, Frances McGill, Gary Goldberg and Carolyn Runowicz

Mohamed El-Naggar, Brian Rice and Vasant Oswal

Stefan P. kieserman and Douglas G. Finn

C. Hartley, S. R. Saeed and T. J. Lyons

A. O. Owa, A. P. Gallimore, S. O. Ajulo and A. D. Cheesman

Suhel Hasan, Sunil N. Dutt, Usha Kini, Shameem Shariff, K. M. Nalinesha and Devi Prasad

D. Paul and S. R. Chauhan

Ashutosh Kacker, Arnold Komisar, Rajesh S. Kakani, Edward Reich and Lewis Rothman

Graeme M. Weiner and A. L. Pahor

B. E. J. Hartley, J. J. Fagan and P. H. Rhŷs-Evans

M. J. Kuo, P. C. Drago, D. W. Proops and S. V. Chavda

J. E. Fenton, J. Stack, P. Kelly and T. P. O'Dwyer

J. G. Panayiotides, P. Arapantoni-Dadioti and C. G. Banis

María Teresa Yebra Pimentel, Manuel López Amado and Adolfo García Sarandeses

Neil Weir

Glyn Lloyd