D. Sack

Engineering Geophysics

R. Bearce, M. Karaoulis, S. Gad, 1988, Quarterly Journal of Engineering Geology.

Advanced NDT methods for evaluating concrete bridges and other structures

Larry D. Olson, Dennis A. Sack, L. Olson, 1995 .

Combined Parallel Seismic and Cone Penetrometer Testing of Existing Foundations for Foundation Length and Evaluation

Larry D. Olson, Dennis A. Sack, L. Olson, 2009 .

Sonic Pulse Velocity Testing To Assess Condition Of A Concrete Dam

L. Olson, E. Billington, D. A. Sack, 2001 .