Cyclic loading test of masonry single piers. vol.2: leight -to width ratio of 1 / by Shy-Wen J. Chen...[et al.] - Berkeley, Calif. : University of California, College of Engineering - 179 p. - Report ; No. UCB / EERC 78-28 .

"Report to National Science Foundation, Masonry Institute o-f America, Western States Clay Products Association, Concre-te Masonry Association of California and Nevada".