Dobry, R.I., Oweis, I., Urzua, A. Simplified procedures for estimating the fundamental period of a soil profile, Bulletin of the Seismological Society of America
, 66, 1976, pp. 1293-1321.
 Gazetas, G. Vibrational characteristics of soil deposits with variable wave velocity, International Journal for Numerical and Analytical Methods in Geomechanics, 6, 1982, pp. 1-20.
 Medina, F. Modeling of layered soil-structure interaction by infinite elements, Earthquake Engineering, Teneth World Conference
, Balkema, Roterdam, 1992.
 Singh, Y., Nagpal, A.K. Estimatıng fundamental period of soil profiles, Geotechnical Engineering, 24(2), 1977, pp. 167-174.
 Sarma, S.K. Analytical solution to the seismic response of visco-elastic soil layers, Géotechnique
, 44(2), 1993, pp. 265-275.
 Hadjian, A.H. Fundamental period and mode shape of layered soil profiles, Soil Dynamics and Earthquake Engineering
, 22, 2002, pp. 885-891.
 Sawada, S. A simplified equation to approximate natural period of layered ground on the elastic bedrock for seismic design of structures, 13th World Conference on Earthquake Engineering Vancouver
, B.C., Canada, 2004.
 Deb, K., Dey, A., Chandra, S. Modeling of layered soil system, 1st Indian Young Geotechnical Engineers Conference
, Hyderabad, India, 2-3rd March, 50-55, 2007.
 Ruiz, S., Saragoni, S.R. Free vibration of soils during large earthquakes, Soil Dynamics and Earthquake Engineering
, 29, 2009, pp. 1-16.
 Vijayendra, K.V., Prasad, S.K., Nayak, S. Computation of Fundamental Period of Soil Deposit: A Comparative Study, Oxford, UK, second edition, Indian Geotechnical Conference
, December 16-18, 2010.
 Choi, M.S. Free Vibration Analysis of Plate Structures Using Finite Element-Transfer Stiffness Coefficient Method, Journal of Mechanical Science and Technology
, 17(6), 2003, pp. 805-815.
 Rong, B., Rui, X.T., Wang, G.P. Modified Finite Element Transfer Matrix Method for Eigenvalue Problem of Flexible Structures, Journal of Applied Mechanics
, 78(2), 2011, 021016.
 Ozturk, D., Bozdogan, K., Nuhoglu, A. Modified finite element-transfer matrix method for the static analysis of structures, Structural Engineering and Mechanics
, 43(6), 2012, pp. 761-769.
 Iyisan, R., Hatipoglu, M., Ozudogru, T.Y. Determination of shear wave velocity by suspension ps logging method, 16th National Congress of Soil Mechanics and Geotechnical Engineering
, Erzurum, Turkey, 2016.