TY  - BOOK
AU  - Shervatov, V. G
AU  - Argunov, B. I
AU  - Bolti︠a︡nskiĭ, V. G
TI  - Hyperbolic functions
SN  - 9780486458861
SN  - 200605347
U1  - 516.5 SHE 
PY  - 2007///
CY  - Mineola, N.Y
PB  - Dover Publications
KW  - Exponential functions
KW  - Geometry, Projective
KW  - Polygons
KW  - Polyhedra
N1  - Three volumes bound as one. All three works originally published: Boston : D.C. Heath, 1963. Includes bibliographical references (p. 67-68)
ER  -