Systematization and the Search of Mathematical Web-Resources. - V. Barakhnin; O. Klimenko (Automation, Control, and Information Technology, 2005)

Mathtree - Tree Catalog of Mathematical Resources in the Internet. - Yuri Leonidovich Ershov; V. Filippov; O. Klimenko; O. Trofimov (Automation, Control, and Information Technology, 2005)