Lundstrom, S C, Haack, S K, Neff, B P, Reeves, H W, Rukstales, L R, McKinney, K C, Rosenberry, D O, Savino, J F, Passino-Reader, D R, and Grannemann, N G, 2004, Geologic framework of two contrasting nearshore areas of Michigan, and new hypotheses for relationships among geology, ground-water flow, water quality, and ecology: Illinois State Geological Survey, p. 48-53.