Peat depth mapping using grid interpolation from terrestrial peat drilling points data: A case study in Zamrud National ParkBesri Nasrul, Nurhidayati, Muhamad Teguh Pratama, Anthony Hamzah, Rachmad Saputra, Idwar and RifardiBIO Web Conf., 99 (2024) 05002DOI: https://doi.org/10.1051/bioconf/20249905002