Doc.No. Volume Publisher Year
04533 Vol.03 Rubber Research Institute of India, Kottayam 1990
04532 Vol.02 Rubber Research Institute of India, Kottayam 1989
04531 Vol.02 Rubber Research Institute of India, Kottayam 1989
04530 Vol.01 Rubber Research Institute of India, Kottayam 1988
04529 Vol.01 Rubber Research Institute of India, Kottayam 1988