This document lists 22 references authored or co-authored by S.T. Whitaker between 1988-1992 related to oil and gas exploration and production in Illinois. The references cover topics such as gravity surveys, hydrocarbon accumulation in paleovalleys, reservoir characterization, Silurian reef distribution, ramp-platform distribution of Silurian reefs, reservoir heterogeneity, potential for improved oil recovery, and the potential for pre-Devonian hydrocarbon plays in Illinois. Many of the references are abstracts or presentations given at American Association of Petroleum Geologists conferences and publications.