PhD thesis on the demographic situation in the Teminabuan area in the Bird's Head of Irian Jaya: population composition , mortality, fertility, migration, and demographic changes, (Summaries in Dutch en Indonesian).

PhD thesis on hunting at the Bedamuni in the Central Highlands of Papua New Guinea. With a summary in Dutch.

Programme and contributions of the first international interdisciplinary conference on the Bird's Head of Irian Jaya, Indonesia, from 13 until 17 October 1997.

An overview and comparison of older and more recent research from different scientific diciplines on the Bird's Head of New Guinea

Seventy years Asmat wood carving, comprehensive edition on the exposition of december 1976 - may 1977 in the Ethnological Museum in the city of Breda

PhD thesis on the Argunians, a Papuan people in Western New Guinea

A cultural-anthropological study on the tribes of the Tor territory in the north of Dutch New -Guinea