Martinus Polonus (Oppaviensis or Strepus) (-1278), Chronicon Pontificum et Imperatorum.
  • Klosterneuburg, Stiftsbibliothek, 697 (15th century).
    • Primo dicendum est de quatuor regnis maioribus . . .
    • . . . instituit eis episcopum papiesem vero episcoporum . . .
    • Popes to Alexander III, Emperors to Henry ? (49 years).