@article{PIM_2001_N_S_69_83_a1,
     author = {Miodrag Ra\v{s}kovi\'c and Radosav {\DJ}or{\dj}evi\'c and Zoran Markovi\'c},
     title = {A {Logic} of {Approximate} {Reasoning}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {8 },
     publisher = {mathdoc},
     volume = {_N_S_69},
     number = {83},
     year = {2001},
     zbl = {0991.03027},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_2001_N_S_69_83_a1/}
}