Tajuddin Abdullah, M.; Mathew, D.; Gadas, S.; Bernard, H.; Gumpil, J.; Murray, L.; Ola, B.; Sinun, W. 1995. Sumatran rhinoceros and wildlife survey East of Segama, Danum Valley, Sabah, Malaysia. Report to SWD/MTED/YS/WCS. pp. 1-43.
Pinto, J.A.A.; Okamoto, Y.; Bernard, H. 1942. La premiere ambassade du Japon en Europe 1582-1592. Tokyo, Sophia University. pp. i-v, i-lvi, 1-268, i-xiii.






