Richardson's guide to the fossil fauna of Mazon CreekCharles W. Shabica, Andy Hay · First published 1997Open the Tome
Sedimentary structures from the Carbondale Formation (Middle Pennsylvanian) of Northern IllinoisCharles W. Shabica · First published 1978Open the Tome
Depositional environments in the Francis Creek shale and associated strataCharles W. Shabica · First published 1971Open the Tome
