- 1080/0020739930240204, MR 2877281.
Alexander Bogomolny, "When A
Quadrilateral Is
Inscriptible?" at Cut-the-knot "A
generalization of Pitot's theorem"...
-
names for this
class of
quadrilaterals are
inscriptable quadrilateral,
inscriptible quadrilateral,
inscribable quadrilateral, cir****cyclic quadrilateral...
- Exchange.
August 15, 2015.
Alexander Bogomolny "When A
Quadrilateral Is
Inscriptible?" at Cut-the-knot Paul Kunkel. "Tangent circles". Whistleralley.com....
- Limousine: "
Pouvoir proposer aux éleveurs des
taureaux sans
cornes inscriptibles au herd-book français "". Web-agri.
Retrieved 19 June 2011. {{cite journal}}:...
-
Mathematical Communications, 12 (2007) pp. 33–52. Bogomolny, Alexander, "
Inscriptible and
Exscriptible Quadrilaterals",
Interactive Mathematics Miscellany...
