@article{MV_1974_26_1_a18,
     author = {D. Nikoli\'c-Despotovi\'c},
     title = {An application of operator transformations in the convergence of the series of {Mikusinski} operators},
     journal = {Matemati\v{c}ki vesnik},
     pages = {131 },
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {1974},
     url = {http://geodesic.mathdoc.fr/item/MV_1974_26_1_a18/}
}