%0 Journal Article %A Jacek Gancarzewicz %T Some vector subbundles of a cotangent bundle of order 2 %J Annales Polonici Mathematici %D 1983 %P 13-21 %V 43 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-43-1-13-21/ %R 10.4064/ap-43-1-13-21 %G en %F 10_4064_ap_43_1_13_21