Online Resource
PENMAN, A D M
;
BEAVAN, G C G
;
DIXON, R
;
[et al.]
WEBBER, E S
;
WATSON, G H
;
GREENWOOD, D A
;
FOX, D A
;
STEGER, E H
;
LITTLE, A L
;
ROWE, P W
;
LYNDON, A
;
BRICKELL, R G
Thomas Telford Ltd.
;
1968
In:
Proceedings of the Institution of Civil Engineers Vol. 39, No. 4 ( 1968-04), p. 585-601