Das, P.
, Juyal, A.
and Moody, D.
(2024),
A Note on Tangential Quadrilaterals, Quaestiones Mathematicae, [online], https://doi.org/10.2989/16073606.2024.2396026, https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=957078
(Accessed December 8, 2024)