John Clark  <br />Arnold Havens O.Cart. on the English Carthusian martyrs,  in: John Clark & Peter Cunich (eds.), The various versions of the Historia aliquot Martyrum Anglorum maxime octodecim Cartusianorum sub rege Henrico Octavo ob fidei confessionem et Summa Pontificis jura vindicanda interemptorum, by Dom Maurice Chauncy, dl. 1, Salzburg, 2007, 171 (= Analecta Cartusiana, 86:1)<br />[Clark 2007b]