- Heuristic Evaluation based on Lifted Relaxed Planning Graphs (link) (talk) Bram Ridder and Maria Fox Proceedings of the 24th International Conference on Automated Planning and Scheduling (ICAPS-14)
- Introducing a new lifted Heuristic based on Lifted Relaxed Planning Graphs (link) (talk) Bram Ridder and Maria Fox ICAPS Workshop on Heuristics and Search for Domain-independent Planning (HSDIP-12)
- Lifted Heuristics: Towards more scalable Planning Systems (link) Bram Ridder King's College London PhD Thesis (2014)