Four temperaments (English Wikipedia)

Merenda, P. F. (1987). "Toward a Four-Factor Theory of Temperament and/or Personality". Journal of Personality Assessment. 51 (3): 367–374. doi:10.1207/s15327752jpa5103_4. PMID 16372840.
Jouanna, Jacques (2012-01-01), "The Legacy of the Hippocratic Treatise The Nature of Man: The Theory of the Four Humours", Greek Medicine from Hippocrates to Galen, BRILL, pp. 335–359, doi:10.1163/9789004232549_017, ISBN 9789004232549, S2CID 171176381
Martindale, Anne E.; Martindale, Colin (1988). "Metaphorical equivalence of elements and temperaments: Empirical studies of Bachelard's theory of imagination". Journal of Personality and Social Psychology. 55 (5): 836. doi:10.1037/0022-3514.55.5.836.

greekmedicine.net

Ayoub, Lois (1995). "Old English Wæta and the Medical Theory of the Humours". The Journal of English and Germanic Philology. 94 (3): 332–346. JSTOR 27711180 – via JSTOR.
Ayoub, Lois (1995). "Old English Wæta and the Medical Theory of the Humours". The Journal of English and Germanic Philology. 94 (3): 332–346. JSTOR 27711180 – via JSTOR.
DOODY, JOHN A.; IMMERWAHR, JOHN (1983). "The Persistence of the Four Temperaments". Soundings: An Interdisciplinary Journal. 66 (3): 348–359. ISSN 0038-1861. JSTOR 41178265.

Foltmann, Niels Bo, ed. (1998). Symphony No. 2 (PDF). II. Instrumental Music. Vol. 2. The Carl Nielsen Edition, Royal Danish Library. ISBN 978-87-598-0913-6. ISMN 979-0-66134-000-3. Archived from the original (PDF) on 16 October 2014. {{cite book}}: |work= ignored (help)

Merenda, P. F. (1987). "Toward a Four-Factor Theory of Temperament and/or Personality". Journal of Personality Assessment. 51 (3): 367–374. doi:10.1207/s15327752jpa5103_4. PMID 16372840.

Hindemith, Paul (1948). Theme and Four Variations (The Four Temperaments) (PDF). New York City: Associated Music Publishers.

Jouanna, Jacques (2012-01-01), "The Legacy of the Hippocratic Treatise The Nature of Man: The Theory of the Four Humours", Greek Medicine from Hippocrates to Galen, BRILL, pp. 335–359, doi:10.1163/9789004232549_017, ISBN 9789004232549, S2CID 171176381

Nicholas Culpeper (1653) An Astrologo-Physical Discourse of the Human Virtues in the Body of Man, transcribed and annotated by Deborah Houlding. Skyscript, 2009 (retrieved 16 November 2011). Originally published in Culpeper's Complete Herbal (English Physician). London: Peter Cole, 1652.

"The Four Human Temperaments". www.thetransformedsoul.com. Archived from the original on 2022-07-07. Retrieved 2018-01-03.

"The Four Human Temperaments". www.thetransformedsoul.com. Archived from the original on 2022-07-07. Retrieved 2018-01-03.
"Temperament: Developmental and Ecological Dimensions". Archived from the original on 2011-07-20. Retrieved 2010-03-26.
Foltmann, Niels Bo, ed. (1998). Symphony No. 2 (PDF). II. Instrumental Music. Vol. 2. The Carl Nielsen Edition, Royal Danish Library. ISBN 978-87-598-0913-6. ISMN 979-0-66134-000-3. Archived from the original (PDF) on 16 October 2014. {{cite book}}: |work= ignored (help)

DOODY, JOHN A.; IMMERWAHR, JOHN (1983). "The Persistence of the Four Temperaments". Soundings: An Interdisciplinary Journal. 66 (3): 348–359. ISSN 0038-1861. JSTOR 41178265.