Poulos, H. G. Axial interaction between dissimilar piles in a group / by ... and C. M. Hewitt - Sydney : University of Sydney, 1985 - 23, 7 p. - Sydney. University. School of Civil and Mining Engineering. Research report ; no. R512 . Subjects--Topical Terms: Piling (Civil engineering)Foundations LC Class. No.: TA7 / S8 no. R512