Advanced Search

Advanced search is a special system service which allows you to perform complex queries with an expanded number of search zones, including search by author, article title, abstract, full article text, publication date, keywords, bibliography record, theme, etc. You can find the detailed description of the advanced search in the User Guide.

When you purchase this service, you choose the period during which you will be able to use it. The advanced search service is provided to all subscribers as a bonus for the subscription period.