2
MPG Library Catalog
The Library and Information Service (BIS) is the joint library for the Max-Planck-Institute for Meteorology (MPI-M) and five institutes of the Center for Earth System Science and Sustainability. The cooperation with some university institutes regarding the library exists since the foundation of the MPI-M in 1975.
https://kataloge.uni-hamburg.de/LNG=EN/DB=1.20/
4
Reference Database • Fulltext Database
The OSF Preprints search combines records from various preprint repositories, including arXiv, bioRxiv, Cogprints, PeerJ, PsyArXiv, RePEc and SocArXiv.
https://osf.io/preprints/