Passive building control system : TU-Delft design / by S.H. Liem ... [et al.]Digital control systems for passive solar buildings : overall report / by A.H.C. van Paassen, S.H. Liem, P.J. LuteControl of passive indoor climate systems with adjustable shutters, shading devices and vent windows / by P.J. Lute, S.H. Liem, A.H.C. van Paassen