A generalization of a combinatorial identity by Chang and Xu
Crossref DOI link: https://doi.org/10.1007/s13373-015-0072-z
Published Online: 2015-09-15
Published Print: 2015-10
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Abel, Ulrich
Gupta, Vijay
Ivan, Mircea