@misc{Collier_Arthur_James_(1866-1939)_Bulletin,
 author={Collier, Arthur James (1866-1939)},
 howpublished={online},
 publisher={Government Printing Office.},
 language={eng},
 type={journal},
 title={Bulletin 812-B. The Kevin-Sunburst Oil Field and other possibilities of oil and gas in the Sweetgrass Arch, Montana},
 keywords={geology, mineralogy, petrography, United States of America, journals},
}