Organization RDF
pages:- Academic World Research Publisher
- Academy of Science of South Africa Publisher
- Academy Publisher Publisher
- ACTA Press Publisher
- Addis Ababa University University
- Addis Ababa University University
- African Journals Online (AJOL) Publisher
- Agora University of Oradea Publisher
- AICIT Publisher
- Ain Shams University (Cairo, Egypt) University
- Ain Shams University (Cairo, Egypt) University
- AIP Publishing Publisher
- Air University University
- Akademia Baru Publishing Publisher
- Al al-Bayt University University
- Al-Azhar University University
- Al-Mustansiriya University: Al-Karkh, Baghdad, IQ University
- Aleppo University University
- Aligarh Muslim University, Aligarh, India University
- Aligarh Muslim University, Aligarh, India University
- Allerton Press Publisher
- American Chemical Society (ACS) Publisher
- American Geophysical Union (AGU) Publisher
- American Institute of Aeronautics and Astronautics (AIAA) Publisher
- American Institute of Mathematical Sciences (AIMS) Publisher
- American Scientific Publishers Publisher
- American Society of Agricultural and Biological Engineers (ASABE) Publisher
- American Society of Civil Engineers (ASCE) Publisher
- American Vacuum Society Publisher
- Amity University Rajasthan University