Johannes Friburgensis: Instructiones confessorum, sive Confessionale. -- [Erfurt : Printer of Aristeas (H 1655*), about 1483]. -- 4° Unassigned in Goff, but assigned to Erfurt by Polain and at BL. Assigned to Magdeburg in CPhCat. -- On the authorship, see P. Michaud-Quentin, Sommes de casuistique et manuels de confession au moyen age (Louvain, 1962), pp. 49 ff. -- Bibliographical References: Goff I173; H 9248*; Polain(B) 2127; IBP 3076; Ernst(Hildesheim) I,I 256; Ernst(Hannover) 196; Günt(L) 1011; Voull(B) 1114; Voull(Trier) 813; CPhCat 235; BSB-Ink I-564; GW M13586 ISTC