Plant Fossils : a link with the past - Venkatachala, B. S.; Shukla, Manoj; Sharma, Mukund; Council of Scientific & Industrial Research (New Delhi, India); Birbal Sahni Institute of Palaeobotany (Lucknow, India) (New Delhi : Council of Scientific & Industrial Research, 1992)
Keywords: Plants, Fossil; Paleobotany