journal of combinatroics

The Electronic Journal of Combinatorics (E-JC)

https://www.combinatorics.org/ojs/index.php/eljc

graph labeling

Joseph A Gallian

https://www.combinatorics.org/ojs/index.php/eljc/article/view/DS6

Joseph A Gallian

https://scholar.google.com/scholar?hl=zh-TW&as_sdt=0%2C5&q=joseph+a+gallian&oq=joseph+