by Frison, E.A.; Bos, L.; Hamilton, R.I [editor].
by Pearson, M.N.; Jackson, G.V.H.; Zettler, F.W [editor].
by Frison, E.A.; Ikin, R [editor].
by Frison, E.A.; Feliu, E [editor].
by Frison, E.A.; Taher, M.M [editor].
by Frison, E.A.; Putter, C.A.J.; Diekmann, M [editor].
by Frison, E.A.; Putter, C.A.J [editor].
by Moyer, J.W.; Jackson, G.V.H.; Frison, E.A [editor].
by Zettler, F.W.; Jackson, G.V.H.; Frison, E.A [editor].
by Brunt, A.A.; Jackson. G.V.H.; Frison, E.A [editor].
by FAO/IBPGR [editor].
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