1. P.E. Cassidy, Thermally Stable Polymers, Dekker, New York, 1980.
2. H.H. Yang, Aromatic High-Strength Fibers, Wiley, New York, 1986.
3. R.B. Seymour, C.E. Carraher, Polymer Chemistry: An Introduction, Dekker, New York, 1981.
4. Synthesis and properties of aromatic polyamides derived from 1,7-bis(4-aminophenoxy)naphthalene and various aromatic dicarboxylic acids