Voutchkova DD, Thomsen CT, Claes N, Olsen LA, Thorling L, Pjetursson B, Hansen B. Open access nationwide data sets for drinking water hardness at public waterworks and their water supply areas in Denmark. GEUS Bulletin [Internet]. 2024 Sep. 5 [cited 2024 Nov. 21];57. Available from: https://geusbulletin.org/index.php/geusb/article/view/8374