Particular Cases of Quasi-Parallelograms of Type I on the Lobachevsky Plane - Maskina, M. S.; Zhilnikov, T. A. (Journal of mathematical sciences (New York, N.Y.), 2023)
Keywords: Analysis; Euclidean geometry; Flying-machines; Mathematics; Mathematics and Statistics; Parallelograms; Rectangles; 51F99; quasi-rhombus; Lobachevsky plane; quasi-parallelogram; Cayley–Klein model