TY  - BOOK
AU  - Ulrich, Henri
TI  - CYCLOADDITION REACTION OF HETEROCUMULENES
U1  - 547.59 
PY  - 1967///
CY  - New York
PB  - Academic Press
KW  - Cumulenes
KW  - Ring Formation (Chemistry)
N1  - Includes Bibliographies
ER  -