Index Copernicus was co-financed by the European Regional Development Fund under the name: "Electronic Publishing House of Scientific Journals system of Index Copernicus Ltd." IC's journal ranking system was criticized in 2013 by Jeffrey Beall because of the high proportion of predatory journals included in it and its suspect evaluation methodology; he characterized the resulting "IC Value" as "a pretty worthless measure". Index Copernicus Index Copernicus (IC) is an online database of user-contributed information, including scientist profiles, as well as of scientific institutions, publications and projects established in 1999 in Poland, and operated by Index Copernicus International. The database, named after Nicolaus
Renaissance music during the Renaissance. These can be heard on recordings made in the 20th and 21st century, including masses, motets, madrigals, chansons, accompanied songs, instrumental dances, and many others. Beginning in the late 20th century, numerous early music ensembles were formed. Early music ensembles specializing in music of the Renaissance era give concert tours and make recordings, using modern reproductions of historical instruments and using singing and performing styles which musicologists believe were used during the era. One of the most pronounced features of early Renaissance European art music was the increasing reliance on the interval of the third and its