@article{MS2_1959__7_165717,
     author = {Vladeta Vuckovic},
     title = {Partially {Ordered} {Recursive} {Arithmetics.}},
     journal = {Mathematica Scandinavica},
     pages = {305--320},
     publisher = {mathdoc},
     volume = {7},
     year = {1959},
     zbl = {0093.01204},
     url = {http://geodesic.mathdoc.fr/item/MS2_1959__7_165717/}
}