1. Gamete sizes and developmental time tables of five tropical sea urchins;Amy;Bull. Mar. Sci.,1983
2. Thermostability of the sex cells and zygotes of sea urchins;Andronikov;Cytology USSR,1963
3. Heat resistance of gametes of marine invertebrates in relation to temperature conditions under which the species exist;Andronikov;Mar. Biol.,1975
4. Appellöf, A., 1912a. Invertebrate bottom fauna of the Norwegian Sea and North Atlantic. In: Murray, J., Hjort, J. (Eds.), The Depths of the Ocean. Macmillan, London, pp. 457–560.
5. Appellöf, A., 1912b. Über die Beziehungen zwischen Fortpflanzung und Verbreitung mariner Tierformen. Int. Cong. Zool., vol. 8, Graz, 1910, Jena, pp. 303–311.