KONDO, Sh. A THEORY OF E-APPROXIMATION OF A CLASS OF SYSTEMS BASED ON e-ENTROPY THEORY. Periodica Polytechnica Electrical Engineering, [S. l.], v. 22, n. 4, p. 199–206, 1978. Disponível em: https://pp.bme.hu/ee/article/view/4867. Acesso em: 19 may. 2024.