1. Ghahramani, S.: Fundamentals of Probability with Stochstic Processes, 3rd edn, pp. 1–2. Pearson, Prentice Hall, Upper Saddle River (2005)
2. Sokolowski, J.A., Banks, C.M.: Modeling and Simulation Fundamentals: Theoretical Underpinnings and Practical Domains, pp. 99–102. Wiley, Hoboken (2010)
3. MacCallum, R.C., Austin, J.T.: Applications of structural equation modeling in psychological research. Annu. Rev. Psychol. 51, 201–226 (2000)
4. Schumacker, R.E., Marcoulides, G.A. (eds.): Interaction and Nonlinear Effects in Structural Equation Modeling, 265 p. Lawrence Erlbaum Associates Publishers, Mahwah (2012). PsycINFO Database Record (1998)
5. Yang-Wallentin, F., Yang-Hansen, K.: Non-linear structural equation modeling. In: Teo, T., Khine, M.S. (eds.) Structural Equation Modeling in Educational Research: Concepts and Applications, pp. 317–328. Sense Publishers, Rotterdam (2009)