Moser, Daniel-Martin; Kasermann, Christoph; Palese, Raoul; Baumler, Beat; Gygax, Andreas; Wyler, Nicoals (2001). 61st Swiss Floristic Notes. Botanica Helvetica, 111(1), pp. 87-106. SP Birkhäuser Verlag Basel 10.5169/seals-73902