MICROWAVE-ASSISTED LIGNIN SOLUBILIZATION IN PROTIC IONIC COMPOUNDS CONTAINING 2,3,4,5-TETRAPHENYL-1H-IMIDAZOLIUM AND INORGANIC ANIONS СтатьяMerino O., Cerón-Camacho R., Luque R., Martínez-Palou R.Waste and Biomass Valorization. 2019.