From Kelabit Wiki
Events of the 1940's
- March 25, 1945, Tom Harrisson was parachuted together with seven Z Special Forces operatives into the Bario Highlands. An autobiographical account of this operation (SEMUT)2 is given in "World Within" 1.
- World Within: Borneo Story by Tom Harrisson (ISBN-10: 019582606X, ISBN-13: 9780195826067)
- Operation Semut 1: 'Z' Special Unit's Secret War by Bob Long