H. V. Van Leeuwen

Social aspects in the changing epidemiology of malaria in the highlands of New Guinea.

A. Radford, S. H. Christian, H. V. Van Leeuwen, 1976, Annals of tropical medicine and parasitology.

Benefits of Draining Agricultural Land in Egypt: Results of Five Years' Monitoring of Drainage Effects and Impacts

R. Koopmans, H. V. Van Leeuwen, A. M. Ali, 2001 .