by Kang, K.H, Lee, K.H, Park, G.M, Yoo, Y.J. (Sung Kyun Kwan University, Suweon (Korea Republic). Department of Dairy Science), Kim, Y.C. (Han Kuk Yakult Institute, seoul (Korea Republic).)
Published in Korean Journal of Applied Microbiology and Bioengineering (01.09.1982)