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1998.
“Regional and local hydrogeology of calcareous fens in the Minnesota River Basin, U.S.A.”
18(2): 184-202.
1998.
1999.
1967.
1995.
1975.
1993.
1995.
1985.
1958.
1979.
“The functions and mechanisms of the protrusible upper jaws of two species of cyprinid fish.”
149: 288-96.
1966.
1967.
1992.
1978.
1981.
1982.
1983.
1995.
1986.