Apriani AR, Yohandri Y. Design and Development Of Inorganic Fertilizer Packaging System With Iot-Based Tally Counter. Department of Physics, Universitas Negeri Padang [Internet]. 2023 Jun. 10 [cited 2024 Nov. 21];1(1):1-11. Available from: https://jeap.ppj.unp.ac.id/index.php/jeap/article/view/1