%0 Journal Article %A Đoković, D. Ž. %T Surjective Linear Maps Between Root Systems with Zero %J Canadian mathematical bulletin %D 1996 %P 25-34 %V 39 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1996-004-9/ %R 10.4153/CMB-1996-004-9 %F 10_4153_CMB_1996_004_9