TY  - BOOK
AU  - Ernst Schaumann
TI  - Category 2, Hetarenes and Related Ring Systems Five-Membered Hetarenes with One 
SN  - 9783131836113
PB  - Thieme Medical Publisher Pvt. Ltd.
KW  - Chemistry
UR  - https://doi.org/10.1055/b-003-121797
ER  -