1.0 3600 rich STABILIZATION OF SEWAGE SLUDGE USING ALCALINE AND ACIDIC CHEMICAL PREPARATIONS https://arl4.library.sk/arl-uvlk/en/detail-uvlk_un_cat-0006709-STABILIZATION-OF-SEWAGE-SLUDGE-USING-ALCALINE-AND-ACIDIC-CHEMICAL-PREPARATIONS/