@misc{Parker_Frank_Stephen_(1905-1984)_Bulletin,
 author={Parker, Frank Stephen (1905-1984)},
 copyright={Gdańsk University of Technology Library},
 howpublished={online},
 publisher={Government Printing Office.},
 language={eng},
 type={journal},
 title={Bulletin 847-C. The Richey-Lambert Coal Field Richland and Dawson Counties, Montana},
 keywords={geology, mineralogy, coal, journals, United States of America},
}