TY - GEN AU - Veubeke, B. Fraeijs De AU - TI - ADVANCED PROBLEMS AND METHODS FOR SPACE FLIGHT OPTIMIZATION U1 - 629.45 PY - 1969/// CY - Oxford PB - Pergamon Press KW - Space Flight KW - Mathematical Optimization N1 - Includes Bibliography; Organized By The Aeronautics And Space Laboratory On The 150th Aniversary Of The Foundation Of The University Of Liege ER -