Cita APA (7a ed.)

Altavista, C. (1968). Remarks on some classical problems of celestial mechanics.

Cita Chicago Style (17a ed.)

Altavista, C.A. Remarks on Some Classical Problems of Celestial Mechanics. 1968.

Cita MLA (8a ed.)

Altavista, C.A. Remarks on Some Classical Problems of Celestial Mechanics. 1968.