[1] INTERNET standardy a protokoly. První vydání. Computer Press, Praha, 1999, ISBN 80-7226-146-0
[2]
RFC 1945 Hypertext Transfer Protocol -- HTTP/1.0, ftp://ftp.isi.edu/in-notes/rfc1945.txt
[3]
RFC 2068 Hypertext Transfer Protocol -- HTTP/1.1, ftp://ftp.isi.edu/in-notes/rfc2068.txt
[4]
RFC 959 File Transfer Protocol (FTP), ftp://ftp.isi.edu/in-notes/rfc959.txt
[5]
RFC 822 Standard for the Format of ARPA Internet Text Messages, ftp://ftp.isi.edu/in-notes/rfc822.txt