🌐EnglishEnglishEspañolItalianoPolskiPortuguêsSvenskaTiếng ViệtРусскийالعربية中文日本語EntityQ1578355· pop 12· linked from 13 articlesBlazhko effectvariation in period and amplitude in RR Lyrae type variable starsAvailable in 12 languagesEspañol中文РусскийPortuguêsItalianoالعربيةPolskiSlovakSvenskaTiếng ViệtUkrainianConnectionsInternational Standard Book NumberEntitydigital object identifierEntityCategoriesConcepts in stellar astronomyRR Lyrae variablesStellar phenomena