"El rastro de los rusos muertos," published by Vicente Vallés in 2019, investigates a series of suspicious deaths involving Russian diplomats and intelligence agents, linking them to global operations. The book argues that these events constitute a deliberate pattern of political warfare orchestrated by Russian intelligence to extend influence. For more information, visit Google Books .

El rastro de los rusos muertos - Vicente Vallés - Google Books Vicente Vallés. Espasa, Political Science - 296 pages. Google Books