TY - BOOK AU - Abraham Ajith AU - Bello Rafael AU - Falcon Rafael TI - Rough set theory: a true landmark in data analysis SN - 978-3-540-89920-4 U1 - 006.3 PY - 2009/// CY - Berlin PB - Springer-Verlag KW - Electronic data processing KW - Rough sets KW - Set theory ER -