BibTex format
@inbook{Apuani:1997,
author = {Apuani, T and King, MS and Butenuth, C and de, Freitas MH},
booktitle = {Special Publication 122: Developments in Petrophysics},
editor = {Lovell and Harvey},
pages = {107--119},
publisher = {Geological Society of London},
title = {Measurements of the relationship between sonic wave velocities and tensile strength in anisotropic rock},
year = {1997}
}