@article{Polymeneas-Liontiris2019, author = "Athanasios Polymeneas-Liontiris", title = "{External objects and computer code abstractions}", year = "2019", month = "2", url = "https://sussex.figshare.com/articles/dataset/External_objects_and_computer_code_abstractions/7614197", doi = "10.25377/sussex.7614197.v1" }