Sources

1) Source: The Henry Project . External Link
https://fasg.org/projects/henryproject/data/fulk0001.htm. Reference: Foulques I "le Reux" (Fulk the Red, Fulco Rufus) (Questionable reliability of evidence)
2) Source: Chronica de gestis consulum Andegavorum "This Fulk then took a noble wife from the country of Tours, Roscilla by name, daughter of Warnerius, who at that time owned three castles in the Touraine, the ones called Loches, Villentrasti and Haia" (Data from secondary evidence)