@article{CRMATH_2003__337_3_171_0, author = {Andrea Bonfiglioli and Francesco Uguzzoni}, title = {Editorial note to: {{\textquotedblleft}Some} non-existence results for critical equations on~step-two stratified groups{\textquotedblright} {[C.} {R.} {Acad.} {Sci.} {Paris,} {Ser.} {I} 336 (2003) 817{\textendash}822]}, journal = {Comptes Rendus. Math\'ematique}, pages = {171}, publisher = {Elsevier}, volume = {337}, number = {3}, year = {2003}, doi = {10.1016/S1631-073X(03)00315-7}, language = {en}, }