@inbook{6848c68fbffa4e9391fc5fd48f840ab8,
title = "Viewshed and Cost Surface Analysis Using GIS (Cartographic Modelling in a Cell-Based GIS II)",
author = "{van Leusen}, P.M.",
note = "Nella 16 juli 2003 (No. 151)",
year = "1999",
language = "Dutch",
series = "British Archaeological Reports International Series",
publisher = "Tempus Repartum",
pages = "215 -- 223",
editor = "J.A. Barcel{\'o} and I. Briz and A. Vila",
booktitle = "New Techniques for Old Times. CAA 98. Computer Applications and Quantitative Methods in Archaeology",
}