Electronic Journal of Graph Theory and Applications (EJGTA)

The Electronic Journal of Graph Theory and Applications (EJGTA) is a refereed journal devoted to all areas of modern graph theory together with applications to other fields of mathematics, computer science and other sciences. The journal is published by Faculty of Mathematics and Natural Sciences, Institut Teknologi Bandung (ITB) Indonesia, Indonesian Combinatorial Society (InaCombS), and GTA Research Group, the University of Newcastle, Australia.

All research articles as well as surveys and articles of more general interest are welcome. All papers will be refereed in the normal manner of mathematical journals to maintain the highest standards. Full-text access to all papers is available for free.

This journal is sponsored by Faculty of Mathematics and Natural Sciences Institut Teknologi Bandung (ITB), Faculty of Computer Science Universitas Jember and Ministry of Research, Technology and Higher Education, Indonesia.


Vol 13, No 2 (2025): Electronic Journal of Graph Theory and Applications

Table of Contents

Articles

Maximum boundary independent broadcasts in graphs and trees
Julia Ingrid Hoepner, Gary MacGillivray, Christina Mynhardt
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231 - 249
D-antimagic labelings arising from completely separating systems
Risma Yulina Wulandari, Rinovia Simanjuntak, Suhadi Wido Saputro
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251 - 269
The locating chromatic number of (k,n)-split cycle graph and its barbell operation
Asmiati Asmiati, Kasandra Prawinasti, Maharani Damayanti, Lyra Yulianti
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271 - 280
On Radenković and Gutman conjecture for some classes of trees of diameter 5
Afeefa Maryam, M. Tariq Rahim, Fawad Hussain
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281 - 293
On the sigma chromatic number of the ideal-based zero divisor graphs of the ring of integers modulo n
Agnes D. Garciano, Reginaldo M. Marcelo, Mari-Jo P. Ruiz, Mark Anthony Cayanan Tolentino
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295 - 307
Graceful labeling of zero-divisor graph Γ(ℤp²q) and Γ(ℤp³q)
Christian Constantine, Erma Suwastika
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309 - 322
On Ramsey (2K2, Wn)-minimal graphs of smallest order
Muhammad Rafif Fajri, Hilda Assiyatun, Edy Tri Baskoro
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323 - 342
Perfect coalition in graphs
Doost Ali Mojdeh, Mohammad Reza Samadzadeh
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343 - 360
The Italian bondage and reinforcement numbers of digraphs
Kijung Kim
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361 - 372
Minimally 4-restricted edge connected graphs
Khalid Kamyab, Mohsen Ghasemi, Rezvan Varmazyar
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373 - 381
On the relations among edge magic total, edge antimagic total, and ASD-antimagic graphs
Sigit Pancahayani, Rinovia Simanjuntak, Martin Baca, Andrea Semanicova-Fenovcıkova, Saladin Uttunggadewa
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383 - 393
On adjacency and (signless) Laplacian spectra of centralizer and co-centralizer graphs of some finite non-abelian groups
Jharna Kalita, Somnath Paul
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395 - 409
Some properties of Cayley signed graphs on finite Abelian groups
Mohammad A. Iranmanesh, Nasrin Moghaddami
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411 - 420
Quasi perfect codes in the cartesian product of some graphs
Smruti Mane, Neeta Shinde
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421 - 438
Uniquely proper distinguishing colorable graphs
Meysam Korivand, Nasrin Soltankhah, Kazem Khashyarmanesh
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439 - 456