@inbook{0e36cb20420b4880a7756bd01b9826e2,
title = "Some physico-chemical aspects of the investigation of humus",
author = "\{van Dijk\}, H.",
year = "1966",
language = "English",
pages = "129--141",
booktitle = "The use of isotopes in soil organic matter studies : report of the FAO/IAEA technical meeting organized by the Food and agriculture organization of the United Nations and the International atomic energy agency : in cooperation with the International soil science society Brunswick - Voelkenrode, 9 - 14 September 1963",
}