zbMATH Open User Survey

1. General usage of search engines

Question Title

* 1. For search of mathematical literature I use (in numbers of days per year)

For a preliminary search of mathematical literature I use ...

Please choose the appropriate response for each item:

	Never	1 - 10	11 - 50	51 - 200	>200
zbMATH Open	zbMATH Open Never	zbMATH Open 1 - 10	zbMATH Open 11 - 50	zbMATH Open 51 - 200	zbMATH Open >200
MathSciNet	MathSciNet Never	MathSciNet 1 - 10	MathSciNet 11 - 50	MathSciNet 51 - 200	MathSciNet >200
Google/Google Scholar	Google/Google Scholar Never	Google/Google Scholar 1 - 10	Google/Google Scholar 11 - 50	Google/Google Scholar 51 - 200	Google/Google Scholar >200
Scopus	Scopus Never	Scopus 1 - 10	Scopus 11 - 50	Scopus 51 - 200	Scopus >200
Web of Science	Web of Science Never	Web of Science 1 - 10	Web of Science 11 - 50	Web of Science 51 - 200	Web of Science >200
Research Gate	Research Gate Never	Research Gate 1 - 10	Research Gate 11 - 50	Research Gate 51 - 200	Research Gate >200

Question Title

* 2. For an in-depth search of mathematical literature I use ...

Please choose the appropriate response for each item:

	Never	1 - 10	11 - 50	51 - 200	> 200
zbMATH Open	zbMATH Open Never	zbMATH Open 1 - 10	zbMATH Open 11 - 50	zbMATH Open 51 - 200	zbMATH Open > 200
MathSciNet	MathSciNet Never	MathSciNet 1 - 10	MathSciNet 11 - 50	MathSciNet 51 - 200	MathSciNet > 200
Google/Google Scholar	Google/Google Scholar Never	Google/Google Scholar 1 - 10	Google/Google Scholar 11 - 50	Google/Google Scholar 51 - 200	Google/Google Scholar > 200
Scopus	Scopus Never	Scopus 1 - 10	Scopus 11 - 50	Scopus 51 - 200	Scopus > 200
Web of Science	Web of Science Never	Web of Science 1 - 10	Web of Science 11 - 50	Web of Science 51 - 200	Web of Science > 200
Research Gate	Research Gate Never	Research Gate 1 - 10	Research Gate 11 - 50	Research Gate 51 - 200	Research Gate > 200

Question Title

* 3. Other search engines or databases (with approximate usage days per year)

Please write your answer here:

Question Title

* 4. In comparison to 5 years ago I use zbMATH Open more frequently:

Please choose only one of the following:

Yes

No