Karthikeyan, Obulisamy Parthiba, Joseph, Kurian, and Esakku, S. (2012) Methane emission potential of open dumps in Chennai: a case study. International Journal of Environmental Technology and Management, 15 (3/4/5/6). pp. 291-304.

Swati, M., Karthikeyan, O.P., Joseph, Kurian, Visvanathan, C., and Nagendran, R. (2011) Pilot-scale simulation of landfill bioreactor and controlled dumping of fresh and partially stabilized municipal solid waste in a tropical developing country. Journal of Hazardous, Toxic, and Radioactive Waste, 15 (4). pp. 321-330.

Sri Shalini, S., Karthikeyan, Obuli P., and Joseph, Kurian (2010) Biological stability of municipal solid waste from simulated landfills under tropical environment. Bioresource Technology, 101 (3). pp. 845-852.

Ganesh, G., Karthikeyan, Obuli, and Joseph, Kurian (2010) Enhancing the hydrolysis step in anaerobic digestion of municipal solid waste using rumen fluid. International Journal of Environmental Technology and Management, 13 (3/4). pp. 311-321.

Esakku, S., Karthikeyan, O.P., Joseph, Kurian, and Nagendran, R. (2008) Heavy metal fractionation and leachability studies on fresh and partially decomposed municipal solid waste. Practice Periodical of Hazardous, Toxic, and Radioactive Waste Management, 12 (2). pp. 127-132.

Karthikeyan, Obuli Parthiba, Murugesan, S., Joseph, Kurian, and Nagendran, R. (2008) Leaching of inorganic pollutants from fresh and partially degraded municipal solid waste: a lysimeter study under tropical conditions. International Journal of Environment and Waste Management, 2 (1/2). pp. 49-64.