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Lopes, Ricardo Jorge, Pedro Miguel Vieira Faria, Daniela Gomes, Bárbara Freitas, and Judit Málinger. "The Hummingbird Collection of the Natural History and Science Museum of the University of Porto (MHNC-UP), Portugal." Biodivers Data J 2021.

Lopes, Ricardo Jorge, et al. "The Hummingbird Collection of the Natural History and Science Museum of the University of Porto (MHNC-UP), Portugal." Biodivers Data J 2021.