zbMATH Open (formerly known as Zentralblatt MATH) provides access to bibliographic data, reviews and abstracts from all areas of pure mathematics, as well as applications of mathematics, particularly in the natural sciences, computer science, economics and engineering.
Currently, zbMATH Open contains about 4.4 million bibliographic items with reviews or abstracts from more than 3,000 journals and book series and about 190,000 books.
The chronological coverage of the database is complete since 1868.