Society of Aerospace Material & Process Engineers,National Symposium and exhibit.National Symposium and exhibit (14th : 1968 : Cocoa Beach, Florida )：Advanced techniques for material investigation and fabrication.s. n.,1968.
Society of Aerospace Material & Process Engineers,National Symposium and exhibit.National Symposium and exhibit (14th : 1968 : Cocoa Beach, Florida )：Advanced techniques for material investigation and fabrication.s. n.,1968.
