1. Haroun Medhat Ahmed “Dynamic Analyses of Liquid Storage Tanks ” Report EERL 80‐04 Earthquake Engineering Research Laboratory California Institute of Technology Pasadena Calif. Feb. 1980.
2. Marchaj Tadeusz J. “Importance of Vertical Accelerations in the Design of Liquid Containing Tanks ” Proceedings of the 2nd U.S. National Conference on Earthquake Engineering Stanford University Stanford Calif. Aug. 22‐24 1979.
3. Yang Jong Yih “Dynamic Behavior of Fluid‐Tank Systems ” thesis presented to Rice University in 1976 in partial fulfillment of the requirements for the degree of Doctor of Philosophy.