Bracke N. P. Halens, Dolen of dwalen. Paul Robin (1837-1912). Pedagoog, anarchist, vrijmetselaar. BMGN-LCHR [Internet]. 2001 Jan. 1 [cited 2024 Aug. 17];116(2):243-4. Available from: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-106290