Pauses and spacing in learning to program. - Leo Leppänen; Juho Leinonen 001; Arto Hellas (Koli Calling, 2016)

Illusion of Progress is Moar Addictive than Cat Pictures. - Leo Leppänen; Lassi Vapaakallio; Arto Vihavainen (L@S, 2016)

Search of the Emotional Design Effect in Programming Revised. - Mikko Nurminen; Leo Leppänen; Heli Väätäjä; Petri Ihantola (EC-TEL, 2017)

Comparison of Time Metrics in Programming. - Juho Leinonen 001; Leo Leppänen; Petri Ihantola; Arto Hellas (ICER, 2017)

Using and Collecting Fine-Grained Usage Data to Improve Online Learning Materials. - Leo Leppänen; Juho Leinonen 001; Petri Ihantola; Arto Hellas (ICSE-SEET, 2017)

Data-Driven News Generation for Automated Journalism. - Leo Leppänen; Myriam Munezero; Mark Granroth-Wilding; Hannu Toivonen (INLG, 2017)

Computational thinking as an emergent learning trajectory of mathematics. - Pia Niemelä; Tiina Partanen; Maarit Harsu; Leo Leppänen; Petri Ihantola (Koli Calling, 2017)

Finding and expressing news from structured data. - Leo Leppänen; Myriam Munezero; Stefanie Sirén-Heikel; Mark Granroth-Wilding; Hannu Toivonen (MindTrek, 2017)

Predicting Academic Success Based on Learning Material Usage. - Leo Leppänen; Juho Leinonen 001; Petri Ihantola; Arto Hellas (SIGITE, 2017)

Towards Data-Driven Generation of Visualizations for Automatically Generated News Articles. - Rola Alhalaseh; Myriam Munezero; Miika Leinonen; Leo Leppänen; Jari Avikainen; Hannu Toivonen (MindTrek, 2018)

No Landslide for the Human Journalist - An Empirical Study of Computer-Generated Election News in Finland. - Magnus Melin; Asta Bäck; Caj Södergård; Myriam Munezero; Leo Leppänen; Hannu Toivonen (IEEE Access, 2018)

No Time Like the Present: Methods for Generating Colourful and Factual Multilingual News Headlines. - Khalid Al-Najjar; Leo Leppänen; Hannu Toivonen (ICCC, 2019)

Personal Research Assistant for Online Exploration of Historical News. - Lidia Pivovarova; Axel Jean-Caurant; Jari Avikainen; Khalid Al-Najjar; Mark Granroth-Wilding; Leo Leppänen; Elaine Zosa; Hannu Toivonen (ECIR (2), 2020)

EMBEDDIA Tools, Datasets and Challenges: Resources and Hackathon Contributions. - Senja Pollak; Marko Robnik-Sikonja; Matthew Purver; Michele Boggia; Ravi Shekhar; Marko Pranjic; Salla Salmela; Ivar Krustok; Tarmo Paju; Carl-Gustav Linden; Leo Leppänen; Elaine Zosa; et al. (EACL (Hackashop), 2021)

Using contextual and cross-lingual word embeddings to improve variety in template-based NLG for automated journalism. - Miia Rämö; Leo Leppänen (EACL (Hackashop), 2021)

Underreporting of errors in NLG output, and what to do about it. - Emiel van Miltenburg; Miruna-Adriana Clinciu; Ondrej Dusek; Dimitra Gkatzia; Stephanie Inglis; Leo Leppänen; Saad Mahamood; Emma Manning; Stephanie Schoch; Craig Thomson; Luou Wen (INLG, 2021)

A Baseline Document Planning Method for Automated Journalism. - Leo Leppänen; Hannu Toivonen (NoDaLiDa, 2021)

Piloting Natural Language Generation for Personalized Progress Feedback. - Leo Leppänen; Arto Hellas; Juho Leinonen 001 (FIE, 2022)

Flowthrough Analysis on Student Intake Paths. - Erkki Kaila; Leo Leppänen; Matti Luukkainen; Kjell Lemström (Koli Calling, 2024)

Experiences from Integrating Large Language Model Chatbots into the Classroom. - Arto Hellas; Juho Leinonen 001; Leo Leppänen (SIGCSE Virtual (1), 2024)

Emergence of LLMs: (Not-so-)Significant Delving in Essay Answers in a MOOC on the Ethics of AI. - Leo Leppänen; Lili Aunimo; Arto Hellas; Jukka K. Nurminen; Linda Mannila (AIED (6), 2025)

Revisiting the Confidence Gap in University-Level Programming Courses. - Leo Leppänen; Nea Pirttinen; Erkki Kaila (ITiCSE (1), 2025)

How Large Language Models Are Changing MOOC Essay Answers: A Comparison of Pre- and Post-LLM Responses. - Leo Leppänen; Lili Aunimo; Arto Hellas; Jukka K. Nurminen; Linda Mannila (CoRR, 2025)