Denis Tan Ngoh Kiat
Lupar Valley, west Sarawak Malaysia by Denis Tan Ngoh Kiat - 1979 - xviii, 159 p. ill.,maps,photos 26 cm+ 2 maps
Explanation of sheets 1-111-14,1-111-15, and part of 1-111-16
Includes bibliographical references
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
Tectonics--Sarawak
Lupar Valley, west Sarawak Malaysia by Denis Tan Ngoh Kiat - 1979 - xviii, 159 p. ill.,maps,photos 26 cm+ 2 maps
Explanation of sheets 1-111-14,1-111-15, and part of 1-111-16
Includes bibliographical references
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
Tectonics--Sarawak