Search results for: Ruyun Ma
Advances in Difference Equations > 2018 > 2018 > 1 > 1-14
Mathematische Nachrichten > 286 > 17-18 > 1805 - 1819
Advances in Difference Equations > 2018 > 2018 > 1 > 1-14
Mathematische Nachrichten > 286 > 17-18 > 1805 - 1819