@article{GDZPPN002303949, title = {Simplicity vis-\`a-vis Functional Completeness.}, journal = {Mathematische Annalen}, volume = {189}, year = {1970}, pages = {299-307}, zbl = {0194.01302}, url = {http://dml.mathdoc.fr/item/GDZPPN002303949} }
KNOEBEL, R.A. Simplicity vis-à-vis Functional Completeness.. Mathematische Annalen, Tome 189 (1970) pp. 299-307. http://gdmltest.u-ga.fr/item/GDZPPN002303949/