Feldmann, R., & Schweitzer, C. (2009). Revision of Jurassic Homoloidea De Haan, 1839, from the Ernstbrunn and Stramberk Limestones, Austria and the Czech Republic. Annalen des Naturhistorischen Museums in Wien, Serie A. https://oaks.kent.edu/node/1916
Feldmann, Rodney, and Carrie Schweitzer. 2009. “Revision of Jurassic Homoloidea De Haan, 1839, from the Ernstbrunn and Stramberk Limestones, Austria and the Czech Republic”. Annalen des Naturhistorischen Museums in Wien, Serie A. https://oaks.kent.edu/node/1916.
Feldmann, R., and C. Schweitzer. Revision of Jurassic Homoloidea De Haan, 1839, from the Ernstbrunn and Stramberk Limestones, Austria and the Czech Republic. Annalen des Naturhistorischen Museums in Wien, Serie A, 1 Apr. 2009, https://oaks.kent.edu/node/1916.