Lua, Content, Code

https://www.lua.org/pil/contents.html

https://www.lua.org/pil/contents.html#contents

http://www.inf.puc-rio.br/~roberto/book/code.html

https://www.lua.org/manual/5.0/

http://www.inf.puc-rio.br/~roberto/book/errata1.html

https://www.lua.org/pil/

https://www.lua.org/pil/9.4.html