@article{10_4064_am_18_1_55_59,
     author = {J. K. Baksalary and R. Kala},
     title = {On the distribution of a nonnegative difference between two $\ensuremath{\chi}^2$-distributed second degree polynomial statistics},
     journal = {Applicationes Mathematicae},
     pages = {55--59},
     publisher = {mathdoc},
     volume = {18},
     number = {1},
     year = {1983},
     doi = {10.4064/am-18-1-55-59},
     zbl = {0526.62046},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-18-1-55-59/}
}