Natadiharja, Sebastian Arya, et al. “Product Needs Planning For Distribution Fulfillment With Double Exponential Smoothing And Distribution Requirements Planning Methods: Perencanaan Kebutuhan Produk Untuk Pemenuhan Distribusi Dengan Metode Double Exponential Smoothing Dan Distribution Requirements Planning”. Procedia of Engineering and Life Science, vol. 4, July 2023, doi:10.21070/pels.v4i0.1398.