APA-referens (7:e uppl.)
González, F., & Mojica, A. (2017). Building a magnetic declination maps and its anomalies for the Isthmus of Panama during 2010 to 2014.
Chicago-referens (17:e uppl.)
González, Freddy, och Alexis Mojica. Building a Magnetic Declination Maps and Its Anomalies for the Isthmus of Panama During 2010 to 2014. 2017.
MLA-referens (9:e uppl.)
González, Freddy, och Alexis Mojica. Building a Magnetic Declination Maps and Its Anomalies for the Isthmus of Panama During 2010 to 2014. 2017.
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