1. The Python language reference manual;Van Rossum;Network Theory,2003
2. Programming Ruby;Thomas,2004
3. The Dylan Reference Manual;Shalit,1996
4. Lua an extensible extension language;Ierusalimschy;Software Practice & Experience,1996
5. JSR 241: The Groovy Programming Language. http://jcp.org/en/jsr/detail?id=241