@misc{Siebenthal_Claude_Ellsworth_(1869-1930)_Bulletin,
 author={Siebenthal, Claude Ellsworth (1869-1930)},
 howpublished={online},
 publisher={Government Printing Office.},
 language={eng},
 type={journal},
 title={Bulletin 606. Origin of the zinc and lead deposits of the Joplin Region, Missouri, Kansas and Oklahoma},
 keywords={geology, mineralogy, United States of America, journals},
}