1. E Winkler H. Dominicus Prague Czechoslov. 34 182 (1867)
2. M Hetenyi Beams on Elastic Foundations; Theory with Applications in the Fields of Civil and Mechanical Engineering (United States: Ann Arbor, University of Michigan Press) (1946)
3. I B Teodoru Intersect. J. 6 28 (2009)
4. M M Filonenko-Borodich Uch. Zap. Mosk. Gos. Univ. Mekh. 46 3 (1940)
5. P L Pasternak On a New Method of Analysis of An Elastic Foundation by Means of Two Foundation Constants (Russian: Gosudarstrennoe Izdatelstvo Literaturi Po Stroitelstvu I Arkhitekture) (1954)