1. Schnit,L. A,Jr. ,and hamaLathm,R. K. "A WtUevel Approach for Minimum Weight Structural Decign Includirig lacel -6 System Buckling Constraints," AAIkA Paper Ro. 77-373, 3.977
2. Haf'tka, Haphael T."utomatedProcedure f@r Design of Wing Structures tc Satisfy Strengtk and Flutter Requirements,"TN c-& 1973, nE: