@article{022dcf3533d04d8c8a12b313f0890627,
title = "Lessons Learned From Four Computing Education Crowdsourcing Systems",
keywords = "Contributing student pedagogy, Crowdsourcing, Data integrity, Education, Encyclopedias, Learning systems, Online services, Task analysis, Crowdsourcing systems, Learnersourcing, 113 Computer and information sciences, 516 Educational sciences",
author = "Nea Pirttinen and Paul Denny and Arto Hellas and Juho Leinonen",
year = "2023",
doi = "10.1109/ACCESS.2023.3253642",
language = "English",
volume = "11",
pages = "22982--22992",
journal = "IEEE Access",
issn = "2169-3536",
publisher = "Institute of Electrical and Electronics Engineers Inc.",
}