Latvian Sheep Wool Fiber as a Cheap Natural Adsorbent for the Removal of Congo Red Dye from Wastewater - Podjava, Antons; Zarins, Arturs; Avotina, Liga; Shvirksts, Karlis; Baumane, Larisa; Rasmane, Dzintra Arija; Grube, Mara; Kizane, Gunta (Water, Air, & Soil Pollution: An International Journal of Environmental Pollution, 2022)