CHRYSOBERYL PEGMATITES OF SOUTH-KERALA AND THEIR METALLOGENIC IMPLICATIONS Article SOMAN K., NAIR N.GK., DRUZHININ A.V. JOURNAL OF THE GEOLOGICAL SOCIETY OF INDIA. GEOLOGICAL SOC INDIA. Vol. 27. 1986. P. 411-418
AGE DATA ON PEGMATITES OF SOUTH KERALA AND THEIR TECTONIC SIGNIFICANCE Article SOMAN K., NAIR N.GK., GOLUBYEV V.N., ARAKELYAN M.M. JOURNAL OF THE GEOLOGICAL SOCIETY OF INDIA. GEOLOGICAL SOC INDIA. Vol. 23. 1982. P. 458-462