TY  JOUR
TI  Synthesis of Equations For Ruled Surfaces With Two Curvilinear And One Rectangular Directrixes
KW  ruled surface
KW  lined congruence
KW  twice oblique cylindroids
KW  helical line
KW  parametric equations.
JO  Geometry & Graphics
AU  Kokareva, Y.A.
PY  2018
IS  6
PB  INFRA-M Academic Publishing LLC.