Rare-earth borides have attracted continuous interest for more than half a century both from the point of view of fundamental condensed matter physics and for p

Translated from: Uspekhi khimii (vol. 28, 1959), p. 189-217.

The volume "Rare Earth Elements" C 11 deals with the compounds and systems of the rare earth elements with boron, Le., borides, borates, and associated alkali d