@article{PIM_1980_N_S_27_41_a33,
     author = {Milan R. Taskovi\'c},
     title = {Partially {Ordered} {Sets} {And} {Some} {Fixed} {Point} {Theorems}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {241 },
     publisher = {mathdoc},
     volume = {_N_S_27},
     number = {41},
     year = {1980},
     url = {http://geodesic.mathdoc.fr/item/PIM_1980_N_S_27_41_a33/}
}