Stella, F., Si, B., Kropff, E., & Treves, A. (2013). Grid maps for spaceflight, anyone? They are for free! Web
Citación estilo ChicagoStella, Federico, Bailu Si, Emilio Kropff, and Alessandro Treves. Grid Maps for Spaceflight, Anyone? They Are for Free! 2013.
Cita MLAStella, Federico, Bailu Si, Emilio Kropff, and Alessandro Treves. Grid Maps for Spaceflight, Anyone? They Are for Free! 2013.
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