Report on mineral investigations in the Ulu Sokor area - Smith, J. M.; Malaysia. Jabatan Penyiasatan Kajibumi (Ipoh : Geological Survey of Malaysia, 1969)
Literature cited : MacDonald, S. 1967 : Geology and mineral resources of North Kelantan and North Trengganu ; Geological Survey West Malaysia, District memoir 10, p. 105. Geological maps are in the pocket at the back of cover
Keywords: Mine surveying