?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Fjaer%2C+E.&rft.aulast=Fjaer&rft.aufirst=E.&rft.date=4+January+2008&rft.isbn=978-0-444-50260-5&rft.btitle=PETROLEUM+RELATED+ROCK+MECHANICS&rft.tpages=514&rft.genre=book