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Feng, Wenping, Nobuyasu Nakabayashi, Kazumi Narita, Eri Inomata, Masakazu N. Aoki, và Yukio Agatsuma. "Reproduction and Population Structure of the Sea Urchin Heliocidaris Crassispina in Its Newly Extended Range: The Oga Peninsula in the Sea of Japan, Northeastern Japan." PLoS One 2019.

Feng, Wenping, et al. "Reproduction and Population Structure of the Sea Urchin Heliocidaris Crassispina in Its Newly Extended Range: The Oga Peninsula in the Sea of Japan, Northeastern Japan." PLoS One 2019.