@article{10_14712_1213_7243_2022_007,
     author = {Mansouri, Bouzid and Ardjouni, Abdelouaheb and Djoudi, Ahcene},
     title = {Analysis of periodic solutions for nonlinear coupled integro-differential systems with variable delays},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {51--68},
     publisher = {mathdoc},
     volume = {63},
     number = {1},
     year = {2022},
     doi = {10.14712/1213-7243.2022.007},
     mrnumber = {4445737},
     zbl = {07584113},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2022.007/}
}