| italiano | ita-000 |
| Problema di Apollonio | |
| Deutsch | deu-000 | Apollonisches Problem |
| English | eng-000 | Problem of Apollonius |
| suomi | fin-000 | Apollonioksen ongelma |
| Nederlands | nld-000 | Raakprobleem van Apollonius |
| русский | rus-000 | Задача Аполлония |
| español | spa-000 | El problema de Apolonio |