00331nas a2200121   4500000000100000000000100001008004100002260001900043100003000062700002800092245008300120490000600203       2012                            d  cJuly/Dec. 20121 aJackelyne Gómez-Restrepo1 aMyladis Cogollo-Flórez00aDetection of Fraudulent Transactions Through a Generalized Mixed Linear Models0 v8