Published in Gulf Research Reports, in 1992, in volume 8, issue 4, pages 333-362
Published in Gulf Research Reports, in 1992, in volume 8, issue 4, pages 363-374
Published in Gulf Research Reports, in 1992, in volume 8, issue 4, pages 375-386
Published in Gulf Research Reports, in 1992, in volume 8, issue 4, pages 387-394
Published in Gulf Research Reports, in 1992, in volume 8, issue 4, pages 395-399
Published in Gulf Research Reports, in 1992, in volume 8, issue 4, pages 401-413
Published in Gulf Research Reports, in 1992, in volume 8, issue 4, pages 415-421
Published in Gulf Research Reports, in 1992, in volume 8, issue 4, pages 423-426
Published in Gulf Research Reports, in 1992, in volume 8, issue 4, pages 427-429
Published in Gulf Research Reports, in 1992, in volume 8, issue 4, pages 431-434