@article{MO_2022_102_2_a5, author = {A. N. Kovalev}, title = {Fractions for $\sqrt{2}$, $\sqrt{3}$, $\sqrt{5}$, quasi pythagorean triples and the appearance of the royal cubit, foot and inch in {Egypt} during the {Ancient} {Kingdom}}, journal = {Matemati\v{c}eskoe obrazovanie}, pages = {43--54}, publisher = {mathdoc}, volume = {102}, number = {2}, year = {2022}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MO_2022_102_2_a5/} }