Hartanto Nugroho L, Utaminingsih, Sri Hartini Y, Julianus J, Susandarini R. Phytochemical profiling and identification of chemical markers in four Piper species using liquid chromatography-high resolution mass spectrometry for authentication of herbal products. Agr. Nat. Resour. [internet]. 2026 Mar. 10 [cited 2026 Aug. 27];59(5):590509. available from: https://li01.tci-thaijo.org/index.php/anres/article/view/271116