Condi Godoi, F., Balloni Rabelo, R., Cruz Vasconcellos, F., & Masumi Beppu, M. (2011). Preparation of Copper Nanoparticles in Chitosan Membranes and Their Application for Irreversible Humidity Indicator. Chemical Engineering Transactions, 24, 217-222. https://doi.org/10.3303/CET1124037