by Cummins K.W, Spengler G.L, Ward G.M, Speaker R.M, Ovink R.W, Mahan D.C, Mattingly R.L
Published in Limnology and oceanography (01.01.1980)

by Mattingly, R.L, Cummins, K.W, King, R.H
Published in Hydrobiologia (01.02.1981)