by Parker, V.T, Muller, C.H
Published in Oecologia (1979)

by Muller, Cornelius H.
Published in Science (American Association for the Advancement of Science) (01.02.1974)

by Christensen, N.L, Muller, C.H
Published in The American midland naturalist (1975)

by Hull, J.C, Muller, C.H
Published in The American midland naturalist (1977)

by Janzen, Daniel H., Muller, Cornelius H.
Published in Science (American Association for the Advancement of Science) (25.07.1969)

by Hull J.C, Muller C.H
Published in Journal of range management (1976)