TY  - DATA
AU  - Takeuchi, Mitsuhiro
TI  - On Villamayor and Zelinsky's long exact sequence 
T2  - Memoirs of the American Mathematical Society, 
SN  - 9781470406561 (online)
PY  - 1981///
CY  - Providence, R.I., USA
PB  - American Mathematical Society
UR  - http://www.ams.org/memo/0249
ER  -