Published In:
Nova Acta Physico-medica Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum Exhibentia Ephemerides sive Observationes Historias et Experimenta 15(Suppl.): 26–27, t. 11–12. 1831. (
Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur.)