TY - BOOK AU - CrowtherJ TI - The Gunong Gajah- Tempurong Massif, Perak, and its associated cave system, Gua Tempurong CY - Kuala Lumpur PB - Jabatan MIneral dan Geosains Malaysia KW - Geology investigation KW - Gunong Gajah- Tempurong Massif KW - Perak N2 - The limestone hills of the Malay Peninsula, particularly those near urban areas, such as in the Kinta Valley, Perak are seriously threatened by quarrying ER -