Nuryawan, Arif. 2020. “Eco-Print on Recycle Paper and Fabric As Main Products of Business Development Program of Intellectual Property Campus of Universitas Sumatera Utara : Eco-Print on Recycle Paper and Fabric ”. Journal of Saintech Transfer 3 (1):1-11. https://doi.org/10.32734/jst.v3i1.3917.