Vossou, C. , Koukoulis, I. , Provatidis, C.. "Genetic Combined with a Simplex Algorithm as an Efficient Method for the Detection of a Depressed Ellipsoidal Flaw using the Boundary Element Method ". World Academy of Science, Engineering and Technology, Open Science Index 2, International Journal of Mechanical and Mechatronics Engineering, (2007), 1(2), 75 - 80.