@article{GDZPPN00203820X, title = {Decomposable functions of several variables.}, journal = {Aequationes mathematicae}, volume = {40}, year = {1990}, pages = {8-25}, zbl = {0762.26011}, url = {http://dml.mathdoc.fr/item/GDZPPN00203820X} }
Cadek, Martin; Simsa, Jaromir. Decomposable functions of several variables.. Aequationes mathematicae, Tome 40 (1990) pp. 8-25. http://gdmltest.u-ga.fr/item/GDZPPN00203820X/