Kubikat is the collective catalog of four of the leading German scholarly research institutes in the field of art history * Kunsthistorisches Institut in Florence (Max-Planck-Institut) * Zentralinstitut für Kunstgeschichte in Munich - funded by the Bavarian Ministry of Sciences, Research and the Arts * Deutsches Forum für Kunstgeschichte (Centre allemand d'histoire de l'art) in Paris - funded by the Foundation of German Humanities Institutes Abroad (DGIA) * Bibliotheca Hertziana (Max Planck-Institut für Kunstgeschichte) in Rome The catalog project began in 1993 as a joint initiative of the institutes in Munich, Rome and Florence, supported by the German Research Foundation (DFG)

Traditionell liegt der Schwerpunkt der Sammlung auf Künstlermonographien (auch Ausstellungskatalogen), kunsttopographischer Literatur zu den Regionen und Orten Italiens sowie auf Quellenschriften

The Library of the Max-Planck-Institute for the Study of Religious and Ethnic Diversity is a specialized library with a focus on religious studies, anthropology, political science and sociology. The library does not participate in interlibrary loans but serves as a reference library to provide literature and information, mainly to the members of the Institute.

The World Christian Database (WCD) provides comprehensive statistical information on world religions, Christian denominations, and people groups. Extensive data are available on 9,000 Christian denominations, 13,000 ethnolinguistic peoples, as well as data on 5,000 cities, 3,000 provinces and 234 countries.

The World Religion Database (WRD) contains detailed statistics on religious affiliation for every country of the world. It provides source material, including censuses and surveys, as well as best estimates for every religion to offer a definitive picture of international religious demography. It offers best estimates at multiple dates for each of the world’s religions for the period 1900 to 2050.