1. A complete classification of 5-regular circulant graphs that allow cyclic orthogonal double covers

   • M. Higazy
   • R. Scapellato
   • Y. S. Hamed

   OriginalPaper 21 January 2021 Pages: 593 - 611

   

2. Associative spectra of graph algebras I

   • Erkko Lehtonen
   • Tamás Waldhauser

   OriginalPaper Open access 03 May 2021 Pages: 613 - 638

   

3. Linear sets and MRD-codes arising from a class of scattered linearized polynomials

   • Giovanni Longobardi
   • Corrado Zanella

   OriginalPaper Open access 21 January 2021 Pages: 639 - 661

4. A classification of tetravalent non-normal Cayley graphs of order twice a prime square

   • Li Cui
   • Jin-Xin Zhou
   • Rezvan Varmazyar

   OriginalPaper 20 April 2020 Pages: 663 - 676

   

5. On \(\gamma \)- and local \(\gamma \)-vectors of the interval subdivision

   • Imran Anwar
   • Shaheen Nazir

   OriginalPaper 08 September 2020 Pages: 677 - 699

   

6. Elliptic classes, McKay correspondence and theta identities

   • Małgorzata Mikosz
   • Andrzej Weber

   OriginalPaper Open access 08 September 2020 Pages: 701 - 727

7. Binomial edge ideals and bounds for their regularity

   • Arvind kumar

   OriginalPaper 30 August 2020 Pages: 729 - 742

   

8. Lambda number of the power graph of a finite group

   • Xuanlong Ma
   • Min Feng
   • Kaishun Wang

   OriginalPaper 12 September 2020 Pages: 743 - 754

   

9. Additivity of affine designs

   • Andrea Caggegi
   • Giovanni Falcone
   • Marco Pavone

   OriginalPaper 13 June 2020 Pages: 755 - 770

10. Weighted infinitesimal unitary bialgebras of rooted forests, symmetric cocycles and pre-Lie algebras

    • Yi Zhang
    • Xing Gao
    • Yanfeng Luo

    OriginalPaper 07 September 2020 Pages: 771 - 803

11. Cohen–Macaulayness of two classes of circulant graphs

    • D. T. Hoang
    • H. R. Maimani
    • M. R. Pournaki

    OriginalPaper 07 September 2020 Pages: 805 - 827

12. Inverse monoids of partial graph automorphisms

    • Robert Jajcay
    • Tatiana Jajcayová
    • Mária B. Szendrei

    OriginalPaper 15 September 2020 Pages: 829 - 849

    

13. Bisymplectic Grassmannians of planes

    • Vladimiro Benedetti

    OriginalPaper 02 September 2020 Pages: 851 - 880

    

14. Symmetric cubic graphs via rigid cells

    • Marston D. E. Conder
    • Ademir Hujdurović
    • Dragan Marušič

    OriginalPaper 13 June 2020 Pages: 881 - 895

    

15. Representation stability of the cohomology of Springer varieties and some combinatorial consequences

    • Aba Mbirika
    • Julianna Tymoczko

    OriginalPaper 12 June 2020 Pages: 897 - 920