{"id":"000028217","type":"book","title":"Techniques of collecting microvertebrate fossils. - Ann Arbor, MI","container-title":"Contributions from the Museum of Paleontology ; 8.1949, no. 2, S. 7-19 : 4 Tab","author":[{"family":"Hibbard","given":"Claude W."}],"issued":{"raw":"1949"}}