| Landis EN, Keane DT, Nagy EN, Nagy G 1999. "A technique to measure three-dimensional work-of-fracture of concrete in compression", Journal of Engineering Mechanics, 125(6): 599-605. |
| Landis EN, Keane DT, Nagy EN, Nagy G 1999. "A technique to measure three-dimensional work-of-fracture of concrete in compression", Journal of Engineering Mechanics, 125(6): 599-605. |
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