@article{NSJOM_2008_38_2a_0,
     author = {M. D\"uld\"ul and S. Y\"uce and N.

 Kuruoglu},
     title = {The polar moment of inertia of the enveloping curve},
     journal = {Novi Sad Journal of Mathematics},
     pages = {1-4},
     publisher = {mathdoc},
     volume = {38},
     number = {2},
     year = {2008},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_2008_38_2a_0/}
}