Complete Approximation Algorithms for Cooperative Pathfinding Problems	Trevor Standley and Richard Korf	Slides
The Increasing Cost Tree Search for Optimal Multi-agent Pathfinding	Guni Sharon, Ron Zvi Stern, Meir Goldenberg and Ariel Felner	Slides
Push and Swap: Fast Cooperative Path-Finding with Completeness Guarantees	Ryan Luna and Kostas Bekris

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