%0 Journal Article %A Zelinka, Bohdan %T Signed 2-domination in caterpillars %J Mathematica Bohemica %D 2004 %P 393-398 %V 129 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/MB.2004.134049/ %R 10.21136/MB.2004.134049 %G en %F 10_21136_MB_2004_134049