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- [1] IMPROVED LOWER BOUNDS FOR BUCKLING LOADS AND FUNDAMENTAL FREQUENCIES OF BEAMS JOURNAL OF APPLIED MECHANICS-TRANSACTIONS OF THE ASME, 1979, 46 (03): : 696 - 698
- [5] LOWER BOUNDS FOR BUCKLING LOADS AND FUNDAMENTAL FREQUENCIES OF ELASTIC BODIES JOURNAL OF APPLIED MECHANICS-TRANSACTIONS OF THE ASME, 1974, 41 (01): : 151 - 154
- [9] BOTH BOUNDS TO BUCKLING LOADS AND FUNDAMENTAL FREQUENCIES JOURNAL OF APPLIED MECHANICS-TRANSACTIONS OF THE ASME, 1994, 61 (02): : 479 - 480
- [10] LOWER BOUNDS FOR GRAYEST TORSIONAL FREQUENCIES JOURNAL OF APPLIED MECHANICS-TRANSACTIONS OF THE ASME, 1978, 45 (01): : 197 - 198