Muhammad Fahim Akhtar Khokhar Retrieval And Interpretation Of Tropospheric SO2 From UV/VIS Satellites Instruments Muhammad Fahim Akhtar Khokhar - Leipzig University Leipzig Germany 2006 - 208 p. HB. - PhD Environmental Science . Thesis PhD ES Subjects--Topical Terms: Environmental Science LC Class. No.: 363.7 KHO Dewey Class. No.: 363.7 KHO