%0 Journal Article %A Maurice Heins %T Nonpersistence of the Grenzkreis phenomenon for Pick-Nevanlinna interpolation on annuli %J Annales Fennici Mathematici %D 1975 %V 581-600 %U http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1975.596/ %R 10.5186/aasfm.1975.596 %G en %F AFM_1975_581-600_a4