Pretensa Influência Alemã na Náutica Peninsular
BENSAÚDE, Joaquim, Les Legendes Allemandes sur l'Histoire des Découvertes Portugaises, Genéve, 1917-1920.
BRANDT, Armin M., Martin Behaim (1459-1507), Seefahrer, Entdecker, Kosmograph, Regensburg, 1989.
CHILLANY, Friedrich Wilhelm, Geschichte des Seefahrers Ritter Martin Behaim, nach der Altesten Vorhandenen Urkunden, Nürnberg, 1853.
CRONE, G.R., "Martin Behaim Navigator and Cosmographer; Figment of Imagination or Historical Personage?", in Actas do Congresso Internacional de História dos Descobrimentos, vol. II, Lisboa, 1961, 117-134.
DODGE, Robert, "Martin Behaim and his Globe at Nuremberg", in Memorials of Columbus, Baltimore: Maryland Historical Society, 1851.
HUMBOLDT, Alexandre de, Examen Critique de l'Histoire de la Géographie du Nouveau Continent et des Progrès de l'Astronomie Nautique aux Quinzième et Seizième Siècles, 5 vol., Paris: Librairie de Gide, 1836-1839.
JACOB, Ernst Gerhard, "Quelques Points Controversés dans l'Histoire des Découvertes faites par Colomb, Magalhães et Behaim", in Actas do Congresso Internacional de História dos Descobrimentos, vol. III, Lisboa, 1961, 239-248.
MORRIS, John Gottlieb, Martin Behaim, the German Astronomer and Cosmographer, Baltimore: Maryland Historical Society, 1955.
RAVENSTEIN, E.G., Martin Behaim, his Life and his Globe, London, 1908.
WINTER, Heinrich, "New Light on the Behaim Problem ", in Actas do Congresso Internacional de História dos Descobrimentos, vol. II, Lisboa, 1961, 399-410.
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