@article{McMahon2019, author = "Glenda McMahon and Ken Chatterton", title = "{Example of a drainage ditch}", year = "2019", month = "7", url = "https://repository.lboro.ac.uk/articles/online_resource/Example_of_a_drainage_ditch/8859191", doi = "10.17028/rd.lboro.8859191.v1" }