Positive solutions to nonlinear first-order impulsive dynamic equations on time scales
Crossref DOI link: https://doi.org/10.1186/s13662-015-0376-z
Published Online: 2015-02-25
Published Print: 2015-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Guan, Wen
License valid from 2015-02-25