1. Meromorphic Functions;Hayman,1964
2. Uniqueness Theory of Meromorphic Functions;Yi,1995
3. Meromorphic functions that share three or four values;Gundensen;J. London Math. Soc.,1979
4. Le Théorème de Picard–Borel et la Théorie des Fonctions Méromorphes;Nevanlinna,1929
5. Unicity theorems for entire functions;Ozawa;J. Anal. Math.,1976