In 2005, WorldCat had 61 million bibliographic records in 400 languages, provided by 9,000 member libraries in 112 countries.
"Booknology: The eBook (1971-2010)"
Marie Lebert
In 2006, 73 million bibliographic records were linking to one billion documents available in these libraries.
"Booknology: The eBook (1971-2010)"
Marie Lebert
This gave us up to 10 article headlines, when searching in bibliographic databases.
"The Online World"
Odd de Presno