@article{KJM_2020_44_3_a10,
     author = {Shyam Sundar Santra},
     title = {Necessary and {Sufficient} {Condition} for {Oscillatory} and {Asymptotic} {Behaviour} of {Second-Order} {Functional} {Differential} {Equations}},
     journal = {Kragujevac Journal of Mathematics},
     pages = {459 },
     publisher = {mathdoc},
     volume = {44},
     number = {3},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KJM_2020_44_3_a10/}
}