1.
J Am Chem Soc
; 99(17): 5773-80, 1977 Aug 17.
Article
in English
| MEDLINE
| ID: mdl-886122
2.
J Am Chem Soc
; 98(6): 1612-3, 1976 Mar 17.
Article
in English
| MEDLINE
| ID: mdl-1249374