%0 Journal Article %A Griffin, Jr, John S. %T On the rotation number of a normal curve %J Compositio Mathematica %D 1956-1958 %P 270-276 %V 13 %I Kraus Reprint %U http://www.numdam.org/item/CM_1956-1958__13__270_0/ %G en %F CM_1956-1958__13__270_0