Dafik, Kristiana, A I., Riski, A., & Alfarisi, R. The 2nd International Conference of Combinatorics, Graph Theory, and Network Topology: 24 November 2018, East Java, Indonesia. [Bristol]: IOP Publishing.

The 2nd International Conference of Combinatorics, Graph Theory, and Network Topology : 24 November 2018, East Java, Indonesia / editorial board: Arika Indah Kristiana (University of Jember, Indonesia), Abduh Riski (University of Jember, Indonesia), Ridho Alfarisi (University of Jember, Indonesia) [und 6 andere] ; Dafik (editor-in-chief of International Conference on Combinatorics, Graph Theory, and Network Topology 2018) . — [Bristol] : IOP Publishing. — 1 Online-Ressource; Illustrationen. — (Journal of physics / Conference Series ; volume 1211 (2019))

Dafik, Arika Indah Kristiana, Abduh Riski, and Ridho Alfarisi. The 2nd International Conference of Combinatorics, Graph Theory, and Network Topology: 24 November 2018, East Java, Indonesia.[Bristol]: IOP Publishing.