@article{10_4064_cm100_1_13,
     author = {T. Banakh and A. Plichko and A. Zagorodnyuk},
     title = {Zeros of quadratic functionals
on non-separable spaces},
     journal = {Colloquium Mathematicum},
     pages = {141--147},
     publisher = {mathdoc},
     volume = {100},
     number = {1},
     year = {2004},
     doi = {10.4064/cm100-1-13},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm100-1-13/}
}