M.A.W. Gerding, Vier eeuwen turfwinning. De verveningen in Groningen, Friesland, Drenthe en Overijssel tussen 1550 en 1950. BMGN-LCHR [Internet]. 1997 Jan. 1 [cited 2024 Jul. 2];112(2):248-50. Available from: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-105144