@article{IVM_1998_4_a9,
     author = {B. T. Tashpulatov},
     title = {Kloosterman-type formulas for ternary quadratic forms of type $x^2_1+4x^2_2+4^{k+1}x^2_3$
},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {69--74},
     publisher = {mathdoc},
     number = {4},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1998_4_a9/}
}