@article{10_4064_cm96_1_2,
     author = {W{\l}odzimierz M. Mikulski},
     title = {The natural operators $T^{(0,0)}\rightsquigarrow T^{(1,1)}T^{(r)}$},
     journal = {Colloquium Mathematicum},
     pages = {5--16},
     publisher = {mathdoc},
     volume = {96},
     number = {1},
     year = {2003},
     doi = {10.4064/cm96-1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm96-1-2/}
}