p.49; in ....
Veron J.E.N.; 1986; Corals of Australia and the Indo-Pacific; University of Hawaii Press, Honolulu - USA;

online: Coral Spawning
Early spawners signal reef on track for mother nature's festival of renewal
AIMS; 2003; Australian Institute of Marine Science; Townsvillle - AUS;

online: Spawning Montastraea
Bunch G.; 2003; Photographic series of spawning Montastraea; GB-Undersea; FL - USA;