Geodesic
A Moore-like bound for graphs of diameter 2 and given degree, obtained as Abelian lifts of dipoles
Acta mathematica Universitatis Comenianae, Tome 71 (2002) no. 2 
J. Siagova. A Moore-like bound for graphs  of diameter 2 and given 
degree,  obtained as Abelian lifts of dipoles. Acta mathematica Universitatis Comenianae, Tome 71 (2002) no. 2. http://geodesic.mathdoc.fr/item/AMUC_2002_71_2_a3/
@article{AMUC_2002_71_2_a3,
     author = {J. Siagova},
     title = {A {Moore-like} bound for graphs  of diameter 2 and given 
degree,  obtained as {Abelian} lifts of dipoles},
     journal = {Acta mathematica Universitatis Comenianae},
     year = {2002},
     volume = {71},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/AMUC_2002_71_2_a3/}
}
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degree,  obtained as Abelian lifts of dipoles
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Voir la notice de l'article provenant de la source Comenius University

In this note we prove a Moore-like bound for graphs of diameter two and given degree which arise as lifts of dipoles with loops and multiple edges, with voltage assignments in Abelian groups.