GÜMÜŞAY, M. Ü. Et Al. 2008. Use of geographical information systems in analyzing vehicle emissions: Istanbul as a case study. 21st Congress of the International Society for Photogrammetry and Remote Sensing, ISPRS 2008 , (Beijing, China), 997-1000.

GÜMÜŞAY, M. Ü., Unal, A., & Aydin, R., (2008). Use of geographical information systems in analyzing vehicle emissions: Istanbul as a case study . 21st Congress of the International Society for Photogrammetry and Remote Sensing, ISPRS 2008 (pp.997-1000). Beijing, China

GÜMÜŞAY, Mustafa, Alper Unal, And Rukiye Aydin. "Use of geographical information systems in analyzing vehicle emissions: Istanbul as a case study," 21st Congress of the International Society for Photogrammetry and Remote Sensing, ISPRS 2008, Beijing, China, 2008

GÜMÜŞAY, Mustafa Ü. Et Al. "Use of geographical information systems in analyzing vehicle emissions: Istanbul as a case study." 21st Congress of the International Society for Photogrammetry and Remote Sensing, ISPRS 2008 , Beijing, China, pp.997-1000, 2008

GÜMÜŞAY, M. Ü. Unal, A. And Aydin, R. (2008) . "Use of geographical information systems in analyzing vehicle emissions: Istanbul as a case study." 21st Congress of the International Society for Photogrammetry and Remote Sensing, ISPRS 2008 , Beijing, China, pp.997-1000.

@conferencepaper{conferencepaper, author={Mustafa Ümit GÜMÜŞAY Et Al. }, title={Use of geographical information systems in analyzing vehicle emissions: Istanbul as a case study}, congress name={21st Congress of the International Society for Photogrammetry and Remote Sensing, ISPRS 2008}, city={Beijing}, country={China}, year={2008}, pages={997-1000} }