%0 Journal Article %A Merlet, Benoît %T Two remarks on liftings of maps with values into $ {S}^{1}$ %J Comptes Rendus. Mathématique %D 2006 %P 467-472 %V 343 %N 7 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.crma.2006.07.014/ %R 10.1016/j.crma.2006.07.014 %G en %F CRMATH_2006__343_7_467_0