Östman, C., Roat Kultima, J., & Grace Wong, S. Y. (2010). Dart formation in nematocysts of the sea anemone Metridium senile (Linnaeus, 1761) (Cnidaria: Anthozoa). Scientia Marina, 74(3), 499–510. https://doi.org/10.3989/scimar.2010.74n3499