SpringerLink (Online service) & Polkowski, L. (1998). Rough Sets in Knowledge Discovery 2: Applications, Case Studies and Software Systems (1st ed. 1998.). Physica-Verlag HD : Imprint: Physica. https://doi.org/10.1007/978-3-7908-1883-3
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service) και Lech Polkowski. Rough Sets in Knowledge Discovery 2: Applications, Case Studies and Software Systems. 1st ed. 1998. Heidelberg: Physica-Verlag HD : Imprint: Physica, 1998. https://doi.org/10.1007/978-3-7908-1883-3.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service) και Lech Polkowski. Rough Sets in Knowledge Discovery 2: Applications, Case Studies and Software Systems. 1st ed. 1998. Physica-Verlag HD : Imprint: Physica, 1998. https://doi.org/10.1007/978-3-7908-1883-3.
