Discrete levels of beginning height of meteors in streamsDOI: info:10.5479/si.00810231.14-15.v. 14Smithsonian Institution Press1–10
Cook, Allan F. 1973. "Discrete levels of beginning height of meteors in streams." Smithsonian Contributions to Astrophysics, 14 1–10. https://doi.org/10.5479/si.00810231.14-15..