Flat slabs supported on column. Punktunderstödda Plattor. Flat slabs supported on column II. Punktunderstödda Plattor II. (Translated from) Nordisk Betong, 1958, 2(4), 359-76; 1959, 3(1), 15-21.
Baehre, Rolf.
Garston, 
1965.
Duplicated.