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Searchable repository for finding atmospheric, oceanography and climate datasets and datasets.
NASA is an educational resource for documentaries, courses, books, reference material, or self-learning.
NASA Ebooks helps find books, reading material, archives, or public-domain educational texts.
Dataset repository covering astrophysics and astronomy, with searchable datasets.
Searchable repository for finding chemistry datasets and compiled data.
NASA2Explore is an educational resource for documentaries, courses, books, reference material, or self-learning.
Nasahubble is an educational resource for documentaries, courses, books, reference material, or self-learning.
NASASpaceFlight is an educational resource for documentaries, courses, books, reference material, or self-learning.
Nasaspaceflight is an educational resource for documentaries, courses, books, reference material, or self-learning.
Nasawebb is an educational resource for documentaries, courses, books, reference material, or self-learning.
Searchable repository for finding agriculture, forestry and veterinary medicine datasets and genomic data.
National Academies chapter explaining deep-web content, discovery limits and information retrieval.
Searchable repository for finding atmospheric, oceanography and climate datasets and observational data.
Dataset repository covering biology, with searchable datasets.
Dataset repository covering biology, with searchable datasets.
A website that enables bulk search in libraries in Turkey.
Searchable repository for finding agriculture, forestry and veterinary medicine datasets and datasets.
Website of the Italian catalogue of periodicals.
Dataset repository covering energy process engineering, with searchable datasets.
Digital archive of records created in the National Debt Redemption Movement, which was registered as a UNESCO Memory of the World in 2017.
South Korean digital library and repository.
Find scholarly literature and bibliographic records using structured search fields.
Searchable repository for finding atmospheric, oceanography and climate datasets and geospatial data.