Multifaceted roles of melatonin: Investigating coffee leaf melatonin concentration as a potential indicator of vegetative growthDian Siswanto, Aldian Dwi Nanda, Imroatin Muwahida, Nurul Istiqomah, Aminatun Munawarti and Retno MastutiBIO Web Conf., 154 (2025) 02001DOI: https://doi.org/10.1051/bioconf/202515402001