@article{10_4064_aa_54_4_317_322,
     author = {Yoshiyuki Kitaoka},
     title = {A note on representation of positive definite binary quadratic forms by positive definite quadratic forms in 6 variables},
     journal = {Acta Arithmetica},
     pages = {317--322},
     year = {1989},
     volume = {54},
     number = {4},
     doi = {10.4064/aa-54-4-317-322},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-54-4-317-322/}
}