HOTCH-POTCH pladeelementet finite element til beregning af armerede betonplader / Jens Christoffersen, Lars Jagd, M.P. NielsenJens Christoffersen · First published 1993Open the Tome
Ultimate capacity of joints in precast large panel concrete buildingsJens Christoffersen · First published 1997Open the Tome
Citizen participation and local government in America and ScandinaviaJens Chr Birch, Henrik Christoffersen · First published 1981Open the Tome
