UV effects in aquatic organisms and ecosystemsGiulio Jori, Robert G. Wetzel · First published 2003Open the Tome
Ecological studies on the littoral and pelagic systems of Lake Okeechobee, Florida (USA)Nicholas G. Aumen, Robert G. Wetzel · First published 1995Open the Tome
Quantitative analysis of marl depostion by hydrophytesRobert G. Wetzel, University of Michigan. School of Natural Resources. · First published 1959Open the Tome