James N. Head, H. Jay Melosh, and Boris A. Ivanov (2002). High-speed ejecta from small craters. Science298: 1752–1756. PMID12424385. DOI: 10.1126/science.1077483.
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ncbi.nlm.nih.gov
James N. Head, H. Jay Melosh, and Boris A. Ivanov (2002). High-speed ejecta from small craters. Science298: 1752–1756. PMID12424385. DOI: 10.1126/science.1077483.