Autor:	Wetherill, G. W., Delsemme, A. H., Pillinger, C. T., Pellas, P., Wallis, M. K., Clayton, R. N., Jessberger, E., Wanke, H., Chang, S., Hutchison, R., Sears, D. W. G., Lipschutz, M. E., Wasson, J. T., McVittie, G. C., Clayton, D.
Zdroj:	Philosophical Transactions of the Royal Society of London. Series A, Mathematical and Physical Sciences, 1988 Jul . 325(1587), 559-567.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/37985 Zobrazit plný text záznamu