D. W. De Haas

The use of simultaneous chemical precipitation in modified activated sludge systems exhibiting biological excess phosphate removal Part 6: Modelling of simultaneous chemical-biological P removal - Review of existing models

M. C. Wentzel, M. Wentzel, D. D. Haas, 2004 .

Use of a simple titration procedure to determine H2CO3* alkalinity and volatile fatty acids for process control in waste-water treatment

D. W. De Haas, N. Adam, 1995 .