On Well-Formedness Rules for UML Use Case Diagram. - Noraini Ibrahim; Rosziati Ibrahim; Mohd Zainuri Saringat; Dzahar Mansor; Tutut Herawan (WISM, 2010)

Definition of Consistency Rules between UML Use Case and Activity Diagram. - Noraini Ibrahim; Rosziati Ibrahim; Mohd Zainuri Saringat; Dzahar Mansor; Tutut Herawan (UCMA (2), 2011)