https://planning.wiki/guide/whatis/pddl
Quote of current error:
Missing PDDL+ reference
Proposed correction:
Fox, M.; and Long, D. 2006. Modelling Mixed Discrete-Continuous Domains for Planning. Journal of Artificial In-telligence Research, 27: 235–297 https://arxiv.org/abs/1110.2200
Link to page(s) with issue: