🌐EnglishEnglishEspañolItalianoTiếng Việt中文EntityQ3514746· pop 6· linked from 353 articlesseismic sourcedevice that generates controlled seismic energy used to perform both reflection and refraction seismic surveysAvailable in 6 languagesEspañol中文ItalianoCroatianTiếng Việtvia Wikidata sitelinks · CC0ConnectionsBig OilEntityEarthConceptCategoriesSeismology measurementSonar