Frank, K. H. (1971). The fatigue strength of fillet welded connections. university of microfilms.
शिकागो स्टाइल उद्धरणFrank, Karl Heinz. The Fatigue Strength of Fillet Welded Connections. university of microfilms, 1971.
एमएलए उद्धरणFrank, Karl Heinz. The Fatigue Strength of Fillet Welded Connections. university of microfilms, 1971.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.