@inbook{inbook, title  = {{3 Nitrogen-15 NMR. Coupling constant}},

 publisher = {{Springer-Verlag}},

 url = {{https://doi.org/10.1007/10479594_9 }},

 year = {{1998}},

 month = {{1}},

 author = {{Balasubramanian M and Jain M and Perumal S}},

 doi = {{10.1007/10479594_9}},

 pages = {{83-136}},

 note = {{Accessed on 2026/11/06}}}