^Gösta Lundström.
"Anders A Grafström" (in Swedish). Svenskt biografiskt lexikon. Retrieved January 1, 2019.
^Pietsch, Theodore (1997). Collection building in ichthyology and herpetology. Lawrence, Kan: American Society of Ichthyologists and Herpetologists. p. 56.
ISBN9780935868913.
^France, Peter (2000). L'invitation au voyage : studies in honour of Peter France. Oxford: Voltaire Foundation. p. 251.
ISBN9780729407304.
^John Clark Ridpath (1900). The Standard American Encyclopedia of Arts, Sciences, History, Biography, Geography, Statistics, and General Knowledge. Standard American Publishing Company. p. 2620.
^Leary, Lewis (1980). American Literature To 1900. London: Macmillan Education, Limited. p. 145.
ISBN9781349164189.
^"Ferenc Kolcsey". Encyclopedia Britannica. Retrieved 20 March 2018.
^Claeys, Gregory (2005). Encyclopedia of nineteenth-century thought. London New York: Routledge. p. 266.
ISBN9780415244190.
^Gösta Lundström.
"Anders A Grafström" (in Swedish). Svenskt biografiskt lexikon. Retrieved January 1, 2019.
^Pietsch, Theodore (1997). Collection building in ichthyology and herpetology. Lawrence, Kan: American Society of Ichthyologists and Herpetologists. p. 56.
ISBN9780935868913.
^France, Peter (2000). L'invitation au voyage : studies in honour of Peter France. Oxford: Voltaire Foundation. p. 251.
ISBN9780729407304.
^John Clark Ridpath (1900). The Standard American Encyclopedia of Arts, Sciences, History, Biography, Geography, Statistics, and General Knowledge. Standard American Publishing Company. p. 2620.
^Leary, Lewis (1980). American Literature To 1900. London: Macmillan Education, Limited. p. 145.
ISBN9781349164189.
^"Ferenc Kolcsey". Encyclopedia Britannica. Retrieved 20 March 2018.
^Claeys, Gregory (2005). Encyclopedia of nineteenth-century thought. London New York: Routledge. p. 266.
ISBN9780415244190.