Altavista, C. (1961). Determination of minor planets orbits by means of four observations.
Cita Chicago Style (17a ed.)Altavista, Carlos. Determination of Minor Planets Orbits by Means of Four Observations. 1961.
Cita MLA (8a ed.)Altavista, Carlos. Determination of Minor Planets Orbits by Means of Four Observations. 1961.
Precaución: Estas citas no son 100% exactas.