Paterson, Hugh Sinclair; Exell, Joseph Samuel (octombrie 1870). „Angelus Silesius: Physician, Priest and Poet”. The British & Foreign Evangelical Review. XIX. London: James Nisbet & Co. pp. 682–700, based in large part on Kahlert, August (Dr.). Angelus Silesius: Ein literar-historiche Untersuchung (Breslau: s.n., 1853).