Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 343-348

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 349-357

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 359-370

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 371-376

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 377-385

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 387-391

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 393-401

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 403-413

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 415-420

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 421-422

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 423-425

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 427-428

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 429

Created: 2017-01-30, modified: 2017-01-30

Published in Gulf Research Reports, in 1980, in volume 6, issue 4, pages 431-451

Created: 2017-01-30, modified: 2017-01-30