Dokl. Akad. Nauk SSSR, 1964 Volume 159, Number 2,Pages 397–400(Mi dan30366)
PHYSICAL CHEMISTRY
The intensities of the infrared absorption bands of $\mathrm{C}=\mathrm{O}$ and $\mathrm{N}$ – $\mathrm{H}$
groups in $\mathrm{N}$-monosubstituted amides, as varying upon the formation of the hydrogen bond