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Citation: I. Tesari et C. Mattheck, The adaptation of the compression strength of hardwood branches to the loading caused by gravity, ALLG FORST, 170(7), 1999, pp. 128-132
Citation: D. Reuschel et C. Mattheck, Three-dimensional fibre optimisation with computer aided internal optimisation, AERONAUT J, 103(1027), 1999, pp. 415-420