Harris J. Fuzzy Logic Applications in Engineering Science / by J. Harris ; edited by S. G. Tzafestas, C. S. Chen, T. Fokuda, F. Harashima, G. Schmidt, N. K. Sinha, D. Tabak, K. Valavanis. // Springer e-books. URL: http://dx.doi.org/10.1007/1-4020-4078-4