Young, C.M. (January 1985). "Abundance patterns of subtidal solitary ascidians in the San Juan Islands, Washington, as influenced by food preferences of the predatory snail Fusitriton oregonensis". Marine Biology. 84 (3): 309–321. Bibcode:1985MarBi..84..309Y. doi:10.1007/BF00392501. S2CID85146144.
Young, C.M. (January 1985). "Abundance patterns of subtidal solitary ascidians in the San Juan Islands, Washington, as influenced by food preferences of the predatory snail Fusitriton oregonensis". Marine Biology. 84 (3): 309–321. Bibcode:1985MarBi..84..309Y. doi:10.1007/BF00392501. S2CID85146144.
Young, C.M. (January 1985). "Abundance patterns of subtidal solitary ascidians in the San Juan Islands, Washington, as influenced by food preferences of the predatory snail Fusitriton oregonensis". Marine Biology. 84 (3): 309–321. Bibcode:1985MarBi..84..309Y. doi:10.1007/BF00392501. S2CID85146144.