It is supported by a number of reference managers. The RIS file format — two letters, two spaces and a hyphen — is a tagged format for expressing bibliographic citations. According to the specifications, the lines must end with the ASCII carriage return and ris format to pdf feed characters. Note that this is the convention on Microsoft Windows, while in other contemporary operating systems, particularly Unix, the end of line is typically marked by line feed only.
Multiple citation records can be present in a single RIS file. This is an example of how the article “Claude E. A mathematical theory of communication. This is an example of how two citation records would be expressed in a single RIS file.
Excerpt of main RIS tags. The content may vary depending on the type of reference. This field can contain alphanumeric characters.
There is no practical limit to the length of this field. This field can contain alphanumeric characters.