@inproceedings{ad42c0bb5d8e40d483b49b717b01e380,
title = "Estimating the basic friction angle of a very strong meta-sandstone for rockfill strength prediction",
keywords = "Conf.proc. > 3 pag",
author = "DJM Ngan-Tillard and A Mulder",
year = "2011",
language = "English",
isbn = "978-0-415-80444-8",
publisher = "Taylor & Francis",
pages = "761--764",
editor = "Q Qian and Y Zhou",
booktitle = "Harmonising Rock Engineering and the Environment",
note = "12th ISRM International Cocngress on Rock Mechanics Beijing, China ; Conference date: 18-10-2011 Through 21-10-2011",
}