Le Hoai Minh Le Thi Hoai An Pham Dinh Tao Ngai Van Huynh An Efficient DCA for Spherical Separation. 421-431 2011 ACIIDS (2) http://dx.doi.org/10.1007/978-3-642-20042-7_43 conf/aciids/2011-2 db/conf/aciids/aciids2011-2.html#MinhATH11