APA (7th ed.) Citation

European Working Session on Learning Porto, Portugal, & Kodratoff, Y. (1991). Machine learning--EWSL-91: Proceedings. Springer-Verlag.

Chicago Style (17th ed.) Citation

European Working Session on Learning Porto, Portugal, and Yves Kodratoff. Machine Learning--EWSL-91: Proceedings. Berlin ; New York: Springer-Verlag, 1991.

MLA (9th ed.) Citation

European Working Session on Learning Porto, Portugal, and Yves Kodratoff. Machine Learning--EWSL-91: Proceedings. Springer-Verlag, 1991.