I. Introduction 566
II. NSR energy levels and frequencies 568
1. Energy levels for resonating nuclei with spins 1 or ^{[font size=-1]3[/font]}/_{[font size=-1]2[/font]} 568
2. NSR energy levels for spin ^{[font size=-1]5[/font]}/_{[font size=-1]2[/font]} 571
III. Relative intensities of NSR lines 571
1. Relative intensities of Zeeman components in NQR 571
2. Generalized NSR equations 572
3. Relative intensities of NSR lines for spin 1 or ^{[font size=-1]3[/font]}/_{[font size=-1]2[/font]} 572
4. Relative intensities of NSR lines for spin ^{[font size=-1]5[/font]}/_{[font size=-1]2[/font]} 577
IV. Temperature dependence of the absorption frequencies and theory of nuclear spin-lattice relaxation 578
V. Experimental procedure 581
VI. Experimental values of the quadrupole interaction constants 582
Cited literature 587