Concepts in Magnetic Resonance Part A
Concepts in Magnetic Resonance Part B
Chemical Physics Letters
Journal of the American Chemical Society
Journal of Biomolecular NMR
Journal of Chemical Physics
Journal of Magnetic Resonance
Magnetic Resonance Imaging
Nature
Physical Review Letters
Review of Scientific Instruments
Science
Solid State Nuclear Magnetic Resonance

WebElements
pascal-man.com (Quadrupole coupling in NMR)
Protein data bank
Spectral Database for Organic Compounds (SDBS)
GAMMA (NMR simulation tool)