1. Influence of impurities and related effects on strength and toughness of high strength steels;Matas;Metals Engng. Q.,1964
2. Impact properties of air and vacuum melted AISI 4340 steel;Gazza;Trans. Am. Soc. Metals,1965
3. Fracture toughness testing in alloy development;Wei,1965
4. A metallographic investigation of the factors affecting the notch toughness of maraging steels;Birkle;Trans. Am. Soc. Metals,1965
5. Effect of impurities on fracture toughness of high strength steel;Cottrell,1970