[076-27] A Digest of Water Quality of Three Central Illinois Impoundments
Shun Dar Lin and Ralph L. Evans A Digest of Water Quality of Three Central Illinois Impoundments 076-27-print
[077-25] Water Quality and Watershed Land Uses of Johnson Sauk Trail Lake
Raman K. Raman and Ralph L. Evans Water Quality and Watershed Land Uses of Johnson Sauk Trail Lake 077-25-print