Readers should cite both the Bio-protocol preprint and the original research article where this protocol was used:

Huang, N and Wang, L(2021). Parameter optimizations of the three machine learning algorithm models. Bio-protocol Preprint. bio-protocol.org/prep1095.
Huang, N., Wang, L., Song, X., Black, T. A., Jassal, R. S., Myneni, R. B., Wu, C., Wang, L., Song, W., Ji, D., Yu, S. and Niu, Z.(2020). Spatial and temporal variations in global soil respiration and their relationships with climate and land cover . Science Advances 6(41). DOI: 10.1126/sciadv.abb8508