@article{NSJOM_1995_25_2a_6,
     author = {Tomi\'c 

 Milo\'c},
     title = {Sur 

 l'approximation par angle dans la metriques mixte},
     journal = {Novi Sad Journal of Mathematics},
     pages = {67-80},
     publisher = {mathdoc},
     volume = {25},
     number = {2},
     year = {1995},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1995_25_2a_6/}
}