A Survey on Distributed Machine Learning. - Joost Verbraeken; Matthijs Wolting; Jonathan Katzy; Jeroen Kloppenburg; Tim Verbelen; Jan S. Rellermeyer (ACM Comput. Surv., 2021)

On the Impact of Language Selection for Training and Evaluating Programming Language Models. - Jonathan Katzy; Maliheh Izadi; Arie van Deursen (SCAM, 2023)

On the Impact of Language Selection for Training and Evaluating Programming Language Models. - Jonathan Katzy; Maliheh Izadi; Arie van Deursen (Zenodo, 2023)

An Exploratory Investigation into Code License Infringements in Large Language Model Training Datasets. - Jonathan Katzy; Razvan Mihai Popescu; Arie van Deursen; Maliheh Izadi (FORGE, 2024)

Language Models for Code Completion: A Practical Evaluation. - Maliheh Izadi; Jonathan Katzy; Tim van Dam; Marc Otten; Razvan Mihai Popescu; Arie van Deursen (ICSE, 2024)

Programming Language Models in Multilingual Settings. - Jonathan Katzy (ICSE Companion, 2024)

The Heap: A Contamination-Free Multilingual Code Dataset for Evaluating Large Language Models. - Jonathan Katzy; Razvan Mihai Popescu; Arie van Deursen; Maliheh Izadi (Forge@ICSE, 2025)

A Qualitative Investigation into LLM-Generated Multilingual Code Comments and Automatic Evaluation Metrics. - Jonathan Katzy; Yongcheng Huang; Gopal-Raj Panchu; Maksym Ziemlewski; Paris Loizides; Sander Vermeulen; Arie van Deursen; Maliheh Izadi (PROMISE, 2025)