# The analysis of students’ combinatorial thinking skills in solving r-dynamic vertex coloring under the implementation of problem based learning

> Research article (Journal of Physics Conference Series, 2019) · cited 10× · AI/ML

**Wikidata**: [openalex:W2944677415](https://www.wikidata.org/wiki/openalex:W2944677415)  
**Source**: https://4ort.xyz/entity/the-analysis-of-students-combinatorial-thinking-skills-in-solving-r-dynamic-vertex-coloring-under-the-implementation-of-