1. Some New Ideas on Oxidation
2. Composition of Gum in Cracked Naphtha
3. Nagpal, J. M.; Joshi, G. C.; Singh, I. D.; Kumar, K. Studies on the Nature of Gum Formed in Cracked Naphthas. 6th International Conference on Stability and Handling of Liquid Fuels, Vancouver, Canada; International Association for Stability, Handling, and Use of Liquid Fuels (IASH): Atlanta, GA, USA, 1997; pp 543–550.