187. Gonzalez, R.J., Wood, C.M., Wilson, R.W., Patrick, M.L., Bergman, H.L., Narahara, A., and Val, A.L. (1998) Effects of water pH and Ca2+ concentration on ion balance in fish of the Rio Negro. Physiol. Zool. 71 pp: 15-22. (PDF)
187. Gonzalez, R.J., Wood, C.M., Wilson, R.W., Patrick, M.L., Bergman, H.L., Narahara, A., and Val, A.L. (1998) Effects of water pH and Ca2+ concentration on ion balance in fish of the Rio Negro. Physiol. Zool. 71 pp: 15-22. (PDF)