# DMGT

ISSN 1234-3099 (print version)

ISSN 2083-5892 (electronic version)

# Discussiones Mathematicae Graph Theory

Journal Impact Factor (JIF 2021): 1.028

5-year Journal Impact Factor (2021): 0.934

CiteScore (2021): 1.7

Source Normalized Impact per Paper (SNIP 2021): 1.157

# Discussiones Mathematicae Graph Theory

Discussiones Mathematicae Graph Theory 40 (2) (2020)

 1 M. Andjelić, F. Belardo and Z. StanićPreface 365 2 D. Cvetković and P. RowlinsonSlobodan Simić: an appreciation 367 3 N. Abreu, J. Alencar, A. Brondani, L. de Lima and C. OliveiraGraphs with all but two eigenvalues in [$-2,0$] 379 4 S. Akbari, S. Dalvandi, F. Heydari and M. MaghasediSigned complete graphs with maximum index 393 5 M. Andjelić, T. Koledin and Z. StanićOn regular signed graphs with three eigenvalues 405 6 F. Belardo, M. Brunetti and N. ReffBalancedness and the least Laplacian eigenvalue of some complex unit gain graphs 417 7 J.A. Briffa and I. ScirihaOn the displacement of eigenvalues when removing a twin vertex 435 8 D.M. Cardoso, G. Pastén and O. RojoGraphs with clusters perturbed by regular graphs–-$A_{\alpha}$-spectrum and applications 451 9 S.M. Cioabă, R.J. Elzinga and D.A. GregorySome observations on the smallest adjacency eigenvalue of a graph 467 10 K. Dadedzi, V. Razanajatovo Misanantenaina and S. WagnerOn the distance spectral radius of trees with given degree sequence 495 11 Z. Du and C.M. da FonsecaThe number of P-vertices of singular acyclic matrices: An inverse problem 525 12 P.W. Fowler, J.B. Gauci, J. Goedgebeur, T. Pisanski and I. ScirihaExistence of regular nut graphs for degree at most 11 533 13 H. Guo and B. ZhouOn the $\alpha$-spectral radius of uniform hypergraphs 559 14 W.H. HaemersCospectral pairs of regular graphs with different connectivity 577 15 S. Kirkland and X. ZhangFractional revival of threshold graphs under Laplacian dynamics 585 16 V. NikiforovTurán's theorem implies Stanley's bound 601 17 L.K. Pinheiro, B.S. Souza and V. TrevisanDetermining graphs by the complementary spectrum 607 18 P. RowlinsonOn trees as star complements in regular graphs 621 19 D. Stevanović, N. Milosavljević and D. VukičevićA few examples and counterexamples in spectral graph theory 637 20 Y.-Y. Tan, J.H. Koolen and Z.-J. XiaA spectral characterization of the $s$-clique extension of the triangular graphs 663 21 J.F. Wang, J. Wang, X. Liu and F. BelardoGraphs whose $A_\alpha$-spectral radius does not exceed 2 677