@article{NM_2003_XLVIII_3-4_a6,
     author = {Radojko Damjanovi\'c},
     title = {Opposite {Polynomial,} {Subtraction} of {Polynomials}},
     journal = {Nastava matematike},
     pages = {46 },
     publisher = {mathdoc},
     volume = {XLVIII},
     number = {3-4},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NM_2003_XLVIII_3-4_a6/}
}