Air transport in Africa

Ижил төстэй зүйлс

• Progress problems and prospects of air transport in Africa
  Хэвлэсэн: (2003)
• Hemispheric transport of air pollution Mercury
  Хэвлэсэн: (2010)
• Hemispheric transport of air pollution 2007
  Хэвлэсэн: (2007)
• Escwa study on air transport in the Arab world
  Хэвлэсэн: (2007)
• Hemispheric transport of air pollution 2010 Ozone and particulate matter
  Хэвлэсэн: (2010)