{"id":"000030819","type":"book","title":"Stratigraphy of unconsolidated sediments in the southern part of Lake Michigan. - Urbana, IL","container-title":"Environmental geology notes ; 35. 1970, 35 S.: 4 Ill. ; 2 Faltill","author":[{"family":"Lineback","given":"J. A."}],"issued":{"raw":"1970"}}