Study on the Sylhet limestone around Nangwalbibra, Garo hills,Meghalaya with a reference to its industrial use
Study of a few clays of Assam and Meghalaya and utility in pollution control
Studies on sylhet limestone of shella formation around Umrangchu area north Cachar hills district Assam
Study on the sylhet limestone around Nangwalbibra Garo hills Meghalaya with a reference to its industrial use