Note 200 — Chapter IV · POLITICAL HERESY UTILIZED BY THE CHURCH.
Reading edition
Hist. Diplom. Frid. II. T. IV. p. 497.—Albert. Stadens. Chron. ann. 1232, 1234.—Raynald. ann. 1232, No. 8.—Hartzheim III. 553.—Joan. Ottonis Cat. Archiepp. Bremens. ann. 1234.—Anon. Saxon. Hist. Imperator. ann. 1229.—Chron. Cornel. Zantfliet ann. 1233.—Epistt. Select. Sæcul. XIII. T. I. No. 539 (Pertz).