Detection of thermal neutrons by borazole filled proportional counters Back to all publications Publication date 1 January 1954 Reference A.E. de Vries, H. Jansz, J. Kistemaker, H.C. Hamers, J. Blok and C.C. Jonker, Detection of thermal neutrons by borazole filled proportional counters, Physica 20, 1138-1140 (1954)