1. Volume and structure of humic acids studied by viscometry: pH and electrolyte concentration effects
M. J. Avena1, *, A. W. P. Vermeer and L. K. Koopal
Colloids and Surfaces A: Physicochemical and Engineering Aspects
Volume 151, Issues 1-2, 15 June 1999, Pages 213-224
- DOI:
http://dx.doi.org/10.1016/S0927-7757(98)00504-4
Y. Chen*2, a, N. Senesi*3, a and M. Schnitzera
Geoderma
Volume 20, Issue 2, May 1978, Pages 87-104
- DOI:
http://dx.doi.org/10.1016/0016-7061(78)90037-X