@article{RSMUP_1991__86__57_0,
     author = {Ferro, Ruggero},
     title = {Strong {Maehara} and {Takeuti} type interpolation theorems for $L^{2+}_{k,k}$},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {57--73},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {86},
     year = {1991},
     mrnumber = {1154099},
     zbl = {0792.03024},
     language = {en},
     url = {http://archive.numdam.org/item/RSMUP_1991__86__57_0/}
}