THE EFFECT OF GRAMMAGE ON BULK IN A-GRADE PRINTING PAPER BASED ON TARO SKIN AND OIL PALM FRONDS. einstein e-j. [Internet]. 2026 Feb. 25 [cited 2026 Apr. 24];14(1):42-6. Available from: https://jurnal.unimed.ac.id/2012/index.php/einsten/article/view/69157