Jp. Morin et al., AN AUTOMATIC ELECTRONIC COUNTER FOR SHORT-TERM RADON MEASUREMENTS IN SOIL AND OR WATER, Nuclear tracks & radiation measurements, 22(1-4), 1993, pp. 413-414
An automatic electronic radon monitoring probe is described. it operat
es continuously on the field, in soil, water or air with a 12 V batter
y. Up to 1 400 data are stored in a retrievable memory.