TY - BOOK AU - Denis Tan Ngoh Kiat TI - Lupar Valley, west Sarawak Malaysia PY - 1979/// KW - Tectonics KW - Sarawak N1 - Explanation of sheets 1-111-14,1-111-15, and part of 1-111-16; Includes bibliographical references N2 - The area is drained almost entirely by the Batang Lupar and its tributaries, the main ones being Batang Lemanak, Batang Undup, Sungai Kumpang and Sungai Entulang ER -