Scientific & Educational Abbreviations and Acronyms
- NASALNASA Circular Letter
- NASARNASA Reference Publication
- NASARNavigation and Situation Awareness Radar
- NASASNASA Special Publication
- NatHNatural History
- NATiNordisk Astronomisk Tidsskrift
- NATMANonlinear Analysis Theory Methods Applications
- NaturNature
- New York J. Math.New York Journal of Mathematics
- NewARNew Astronomy Review
- NISZNabliudeniia Iskusstvennykh Sputnikov Zemli
- NizReNizamiah Observatory Reprints
- NMTMANumerical Mathematics: Theory, methods and applications
- P&SSPlanetary and Space Science
- PApGePure and Applied Geophysics
- PaReLPattern Recognition Letters
- PASAuProceedings of The Astronomical Society of Australia
- PASJPublications of the Astronomical Society of Japan
- PATiPopular Astronomisk Tidsskrift
- Proc. Amer. Math. Soc.Proceedings of The American Mathematical Society
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