1
Aromatic ring assemblies, polycyclic aromatic hydrocarbons, and conjugated polyenes /
Book
...CEB - Houben-Weyl Handbuch...
Table of Contents 
2
Five-membered hetarenes with two nitrogen or phosphorus atoms /
Book
Neier, R.
2002
...CEB - Houben-Weyl Handbuch...
3
Methods of organic chemistry. E9B,2. Hetarenes IV : six-membered and larger hetero-rings with maximum unsaturation : additional and supplementary volumes to the 4th edition /
Book
4
Methods of organic chemistry. E9D. Hetarenes IV : six-membered and larger hetero-rings with maximum unsaturation : additional and supplementary volumes to the 4th edition /
Book