@misc{Wituła_Roman_On,
 author={Wituła Roman and Hetmaniok Edyta and Wróbel Alicja and Matlak Jarosław},
 howpublished={online},
 publisher={Wydaw. Politechniki Częstochowskiej},
 language={eng},
 title={On the limits of quotients of polynomials in two variables},
 type={czasopismo},
 keywords={Cauchy polynomials, Ma polynomials, Ferrers-Jackson polynomials limits of quotients multivariable polynomials},
}