APA

Van Oort E., Friedheim J. & Lee J. (22009). New olefin-based drilling fluid improves operational, environmental profile. : .

Chicago

Van Oort Eric, Friedheim Jim and Lee John. 22009. New olefin-based drilling fluid improves operational, environmental profile. : .

Harvard

Van Oort E., Friedheim J. and Lee J. (22009). New olefin-based drilling fluid improves operational, environmental profile. : .

MLA

Van Oort Eric, Friedheim Jim and Lee John. New olefin-based drilling fluid improves operational, environmental profile. : . 22009.