Warren, P., Hills, D., & Roberts, S. (1994). SURFACE FLAW DISTRIBUTIONS IN BRITTLE MATERIALS AND HERTZIAN FRACTURE.
Čikaški stil citiranja (17. izdanje)Warren, P., D. Hills, i S. Roberts. SURFACE FLAW DISTRIBUTIONS IN BRITTLE MATERIALS AND HERTZIAN FRACTURE. 1994.
MLA način citiranja (9. izdanje)Warren, P., et al. SURFACE FLAW DISTRIBUTIONS IN BRITTLE MATERIALS AND HERTZIAN FRACTURE. 1994.
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