BibTex format
@article{Liu:2020:10.2166/wst.2020.002,
author = {Liu, Z and Smith, SR},
doi = {10.2166/wst.2020.002},
journal = {Water Sci Technol},
pages = {1861--1869},
title = {Enzyme activity of waste activated sludge extracts.},
url = {http://dx.doi.org/10.2166/wst.2020.002},
volume = {80},
year = {2020}
}