| Billia, E.M.E.; Ziegler, D., 2013. RHINOCEROTOIDEA Gray, 1825 (= Rhinocerotoidea Gill, 1872) – Bibliography of Selected Papers/Bibliografya/Références Bibliographiques/Bibliografía/Riferimenti Bibliografici – Addenda 2013. Studii si cercetari (s. Geology-Geography), Complexul Muzeal Bistrita-Nasaud (Natural Sciences Section), Bistrita; 18: 13-35
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| Billia, E.M.E.; Ziegler, D., 2012. RHINOCEROTOIDEA Gray, 1825 (= Rhinocerotoidea Gill, 1872). Bibliography of Selected Papers – Références Bibliographiques – Bibliografía – Bibliografya – Riferimenti Bibliografici – Addenda 2012. Studii si cercetari (s. Geology-Geography), Complexul Muzeal Bistrita-Nasaud, Natural Sciences Section, Bistrita; 17: 15-50.
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| Billia, E.M.E.; Ziegler, D., 2011. RHINOCEROTOIDEA Gray, 1825 (= Rhinocerotoidea Gill, 1872). Bibliography of Selected Papers – Références Bibliographiques – Bibliografía – Bibliografya – Riferimenti Bibliografici – Addenda 2011. Studii si cercetari (Geology-Geography), Bistrita; 16: 7-55.
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