Spassov, N.

Hullot, M.; Antoine, P.O.; Spassov, N.; Koufos, G.D; Merceron, G. 2022. Late Miocene rhinocerotids from the Balkan-Iranian province: ecological insights from dental microwear textures and enamel hypoplasia. Historical Biology 35 (8): 1417-1434. doi.org/10.1080/08912963.2022.2095910

Spassov, N.; Geraads, D.; Hristova, L.; Markov, G.N.; Garevska, B.; Garevski, R. 2018. The late Miocene mammal faunas of the Republic of Macedonia (FYROM). Palaeontographica A 311 (1-6): 1-85. doi.org/10.1127/pala/2018/0073

Hristova, L.; Geraads, D.; Markov, G.N.; Spassov, N. 2013. Late Miocene mammals from Kocherinovo, Southwestern Bulgaria. Acta Zoologica Bulgarica 65 (4): 517-529.

Kahlke, R.D.; Garcia, N.; Kostopoulos, D.S.; Lacombat, F.; Lister, A.M.; Mazza, P.; Spassov, N.; Titov, V.V. 2010. Western Palaearctic palaeoenvironmental conditions during the Early and early Middle Pleistocene inferred from large mammal communities, and implications for hominin dispersal in Europe. Quaternary Science Reviews Article in Press: 28 pp.

Geraads, D.; Spassov, N. 2009. Rhinocerotidae (Mammalia) from the Late Miocene of Bulgaria. Palaeontographica A 287: 99-122..

Reshetov, V.YU.; Spassov, N.; Bayshashov, B.U. 1993. Tenisia gen. nov. – Taxonomic revaluation of the Asian Oligocene rhinocerotoid Eggysodon turgaicum (Borissiak, 1915) (Mammalia, Perissodactyla, Hyracodontidae). Géobios, Lyon 26 (6): 715-722, 3 figs, 1 tab.

Spassov, N. 1992. Display and hyperbolization of signalizing symbols: camels and two horned rhinoceroses.