%0 Journal Article %A Sudesh K. Khanduja %A Usha Garg %T On rank of extensions of valuations %J Colloquium Mathematicum %D 1990 %P 25-29 %V 59 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-59-1-25-29/ %R 10.4064/cm-59-1-25-29 %G en %F 10_4064_cm_59_1_25_29