@article{KJM_2012_36_1_a16,
     author = {Ratan Kumar Dutta},
     title = {On $(p,q)$-th order of a function of two complex variables analytic in the unit polydisc},
     journal = {Kragujevac Journal of Mathematics},
     pages = {163 },
     publisher = {mathdoc},
     volume = {36},
     number = {1},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KJM_2012_36_1_a16/}
}