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Nikitsky N. B., Lawrence J. F., Kirejtshuk A. G., Gratshev W. G., 1993: A new beetle family, Decliniidae fam. n., from the Russian Far East and its taxonomic relationships (Coleoptera Polyphaga). 8 pp. Russian entomol. J. 2(5-6): 3-10.
Nyholm T., 1972: Studies on the family Helodidae (Coleoptera). 5 pp.