@inbook{44d5ef528972442b8c69d3857f7cd5a0,
title = "Natural pollution caused by the extremely acid crater Lake Kawah Ijen, East Java, Indonesia",
author = "A.J. L{\"o}hr and T.A. Bogaard and A. Heikens and M.R. Hendriks and S. Sumarti and {van Bergen}, M.J. and {van Gestel}, C.A.M. and {van Straalen}, N.M. and P.Z. Vroon and B. Widianarko",
year = "2005",
language = "Undefined/Unknown",
series = "Chapter 2",
pages = "29--43",
editor = "{L{\"o}hr, A.J}",
booktitle = "Ecological effects and environmental impact of the extremely acid Banyuputih river and the Kawah Ijen crater lake in Indonesia",
}