%0 Journal Article %A R. Kiełpiński %A G. Simson %A A. Tyc %T Exact sequences of pairs in commutative rings %J Fundamenta Mathematicae %D 1978 %P 113-121 %V 99 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm-99-2-113-121/ %R 10.4064/fm-99-2-113-121 %G en %F 10_4064_fm_99_2_113_121