Hama, T., S. Kawashima, K. Shimotori, Y. Satoh, Y. Omori, S. Wada, T. Adachi, S. Hasegawa, T. Midorikawa, M. Ishii, S. Saito, D. Sasano, H. Endo, T. Nakayama, and I. Inouye (2012), Effect of ocean acidification on coastal phytoplankton composition and accompanying organic nitrogen production, J. Oceanogr., 68, 183-194.