A. K. Gupta, K. Karar, and A. Srivastava,"Chemical mass balance source apportionment of PM10 and TSP in residential and industrial sites of an urban region of Kolkata, India", Journal of Hazardous Materials, vol.142, pp.279-287, Elsevier 2007, :10.1016/j.jhazmat.2006.08.013       Article

K. Karar and A. K. Gupta,"Source apportionment of PM10 at residential and industrial sites of an urban region of Kolkata, India", Atmospheric Research, vol.84, no.1, pp.30-41, Elsevier 2007, 10.1016/j.atmosres.2006.05.001       Article

K. Karar and A. K. Gupta,"Seasonal variations and chemical characterization of ambient PM10 at residential and industrial sites of an urban region of Kolkata (Calcutta), India", Atmospheric Research, vol.81, no.1, pp.36-53, Elsevier 2006, 10.1016/j.atmosres.2005.11.003       Article

K. Karar, A. K. Gupta, A. Kumar, and A. K. Biswas,"Characterization and Identification of the Sources of Chromium, Zinc, Lead, Cadmium, Nickel, Manganese and Iron in Pm10 Particulates at the Two Sites of Kolkata, India", Environmental Monitoring and Assessment, vol.120, pp.347-360, Springer 2006, 10.1007/s10661-005-9067-7       Article

K. Karar, A. K. Gupta, A. Kumar, A. K. Biswas, and S. Devotta,"Statistical Interpretation of Weekday/Weekend Differences of Ambient Particulate Matter, Vehicular Traffic and Meteorological Parameters in an Urban Region of Kolkata, India", Indoor and Built Environment, vol.15, no.3, pp.235-245, SAGE 2006, 10.1177/1420326X06063877       Article

K. Karar, A. K. Gupta, A. Kumar, A. K. Biswas, and S. Devotta,"Statistical interpretation of weekday/weekend differences of ambient gaseous pollutants, vehicular traffic and meteorological parameters in urban region of Kolkata", Journal of Environmental Science & Engineering, vol.47, no.3, pp.164-175 2005       Article