Aqua culture Asia pacific magazine, vol, 3, no.4, (2007); vol.4, no.2, (2008); vol.5, no.2, 4-5, (2009) - Vetnam: Asian Pacific Aquaculture, 2009. - 01.07.2007-31.10.2009 ISSN: 1793-0561 Dewey Class. No.: 639.805 / AQU