https://jecoenv.biomedcentral.com/articles/10.1186/s41610-019-0111-x
https://jecoenv.biomedcentral.com/articles/10.1186/s41610-019-0115-6
https://jecoenv.biomedcentral.com/articles/10.1186/s41610-019-0113-8
https://jecoenv.biomedcentral.com/articles/10.1186/s41610-019-0109-4
https://jecoenv.biomedcentral.com/articles/10.1186/s41610-019-0104-9
https://jecoenv.biomedcentral.com/articles/10.1186/s41610-019-0110-y
https://jecoenv.biomedcentral.com/articles/10.1186/s41610-019-0108-5