Orbital space plane: past, present and future
Original Saenger work translated to english by US Navy
Books
Naca reports
Problems of performance and heating of hypersonic vehicles
An approximate analitical method for studying entry into planetary atmosphere
?Some aspect of design of hypersonic boost-glide aircraft
A comparative analysis of the performance of long-range hypervelocity vehicles
Aircraft configurations developing high lift-drag ratios at high supersonic speeds
? A discussion of methods for reducing aerodynamic heating in supersonic flight