Volume 14, Issue 1, 1998, Pages 399-474
Abd Allah Hussin Ali Soliman
Volume 12, Issue 1, 1996, Pages 115-160
Abdullah Hussein Ali Suleiman
Volume 11, Issue 1, 1995, Pages 239-335
Abdullah Hussein Ali Suleiman
Volume 10, Issue 1, 1994, Pages 187-251
Abdullah Hussein Ali Suleiman