@article{121904,
      recid = {121904},
      author = {Tourtelot, Elizabeth B.},
      title = {Selected annotated bibliography of minor-element content  of marine black shales and related sedimentary rocks,  1930-65,},
      publisher = {U.S. Govt. Print. Off.,},
      address = {Washington,},
      pages = {xv, 118 p. ;},
      year = {1970},
      url = {http://library.usi.edu/record/121904},
}