TY - JOUR TI - Determination of the Effect on the Color Homogeneity of the Use of Natural DYE Stuff in Paper Obtained From Recyled Paper By Accelerated Weathering AU - GENÇER, A. AU - CAN, A. AU - GİTTİ, Ã.B. AU - MUSTAK, A. JO - Sigma Journal of Engineering and Natural Sciences PY - 2019 VL - 10 SP - 69 EP - 80 DO - ER -