Pahirya MM. Continued-fractions representations of the functions $\mathrm{s}\mathrm{h} z, \mathrm{c}\mathrm{h} z, \mathrm{s}\mathrm{i}\mathrm{n} z, \mathrm{c}\mathrm{o}\mathrm{s} z$. Ukr. Mat. Zhurn. [Internet]. 2018May25 [cited 2024Nov.23];70(5):682-98. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/1587