@article{MS2_1967__21_166017,
     author = {Arne T. Jonassen},
     title = {On the {Irreducibility} of the {Trinomials} xm ...xn ...4.},
     journal = {Mathematica Scandinavica},
     pages = {177--189},
     publisher = {mathdoc},
     volume = {21},
     year = {1967},
     zbl = {0167.31301},
     url = {http://geodesic.mathdoc.fr/item/MS2_1967__21_166017/}
}