Paul Gauguin
https://www.theartstory.org/artist/gauguin-paul/
This article provides a detailed look into Paul Gauguin's biography. Reading this should highlight the similarities and differences between Gauguin and Strickland's character.
Colonizing Masculinity: The Creation of a Male British Subjectivity in the Oriental Fiction of W. Somerset Maugham
https://open.library.ubc.ca/media/download/pdf/831/1.0099218/1
This paper considers Maugham's use of colonialist tropes, particularly related to the white male gaze, in his writing set in Asia and the South Pacific, through the lens of gender and postcolonial studies.