1.
Zimoch I, Mulik B, Bogucka-Szymalska M, Szymura E, Łyskawka S. New challenges for the water supply sector in view of the new Drinking Water Directive – The Investment Program as a multifaceted instrument of legal, substantive and financial support. Instal. 2020;(12):43-47. doi:10.36119/15.2020.12.6