Flood, W. H. Grattan (1926). "New Light on Late Tudor Composers: XV. John Farmer". The Musical Times. 67 (997): 219–220. doi:10.2307/912508. JSTOR912508.
Ludwig, Loren. "John Farmer's Sundry Waies: The English Origin of Michael Maier's 'Alchemical Fugues'". Furnace and Fugue: A Digital Edition of Michael Maier's "Atalanta fugiens" (1618) with Scholarly Commentary. Charlottesville: University of Virginia Press, 2020. doi:10.26300/bdp.ff.ludwig
jstor.org
Flood, W. H. Grattan (1926). "New Light on Late Tudor Composers: XV. John Farmer". The Musical Times. 67 (997): 219–220. doi:10.2307/912508. JSTOR912508.