Sgm files is associated with SGML Files. You have chance to open sgm files with Panorama SGML Viewer software.
These are the files that created by Standard Generalized Markup Language. It may include similar informations with DTD files. Sgm files are used with sgml extension in some cases. You will need Panorama SGML viewer to open sgm files on your computer. To get detailed information please check the following link below.
What to use sgm
Panorama SGML viewer
which page related to sgm file
sgm Related Searches
You can check related links about sgm fileextension.