Prameswari, W., Anandyawati, A., Prasetyo, P., Salamah, U., Oktavia, D., Setyowati, N. Natural plant growth regulator effect on the vegetative growth of Long Pepper (Piper retrofractum Vahl.). Int. J. Agric. Tech. [internet]. 2022 May 15 [cited 2025 Sep. 15];18(3):1167-78. available from: https://li04.tci-thaijo.org/index.php/IJAT/article/view/7306