Yamagata, M. (1992). Determination of physical properties of meat: Water activity (AW) by Conway's microdiffusion method. In K. Miwa & S. J. Low (Eds.), Laboratory Manual on Analytical Methods and Procedures for Fish and Fish Products (2nd ed., pp. A-8.1-A-8.5). Singapore: Marine Fisheries Research Department, Southeast Asian Fisheries Development Center.