@article{10_4064_ap96_3_2,
     author = {Houyu Zhao and Jianguo Si},
     title = {Analytic solutions of a second-order iterative
 functional differential equation near resonance},
     journal = {Annales Polonici Mathematici},
     pages = {209--226},
     publisher = {mathdoc},
     volume = {96},
     number = {3},
     year = {2009},
     doi = {10.4064/ap96-3-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap96-3-2/}
}