@article{NSJOM_1999_29_3a_21,
     author = {M. 

 Petrovi\'c-Torga\v{s}ev and L. Verstraelen},
     title = {3-type 

 curves in the {Euclidean} space {E4}},
     journal = {Novi Sad Journal of Mathematics},
     pages = {231-247},
     publisher = {mathdoc},
     volume = {29},
     number = {3},
     year = {1999},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1999_29_3a_21/}
}