@article{SMJ2_2021_47_1_a1,
     author = {Seshagiri Rao, Namana and Karusala, Karusala},
     title = {On some unique fixed point theorems with rational expressions in partially ordered metric spaces},
     journal = {Serdica Mathematical Journal},
     pages = {13--30},
     publisher = {mathdoc},
     volume = {47},
     number = {1},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SMJ2_2021_47_1_a1/}
}