R. Kjellstrand

Short circuiting in a denitrifying activated sludge tank.

M. Taherzadeh, C. Niklasson, A. Mattsson, 2005, Water science and technology : a journal of the International Association on Water Pollution Research.

Hydraulic Behaviour in an Activated Sludge Tank : From Tracer Test through Hydraulic Modelling to Full-Scale Implementation

Robert Kjellstrand, R. Kjellstrand, 2006 .