Quantifying cellulose content in plastic-cellulose material mixtures - Hiltunen Eero; Kauppi Emilia; Paltakari Jouni; Niskanen Jukka; Department of Bioproducts and Biosystems; Department of Chemical and Metallurgical Engineering; Paper Converting and Packaging; Polymer Synthesis Technology; Aalto-yliopisto; Aalto University (Cellulose, 2024)