%0 Journal Article %A Harary, Frank %A Palmer, Edgar M. %T On the number of forests %J Mathematica slovaca %D 1969 %P 110-112 %V 19 %N 2 %U http://geodesic.mathdoc.fr/item/MASLO_1969_19_2_a3/ %G en %F MASLO_1969_19_2_a3