The 50 Best Songs of 2018 (So Far): Staff List | Billboard – Billboard
Official Charts on Twitter: "Listen to Mariah Carey's Top 40 biggest UK singles 👑 https://t.co/zuVDutCxcx Spotify: https://t.co/vmG7oBPlU1 Deezer: https://t.co/1JRi7PwNF2 https://t.co/UCpgm8tEoC" / Twitter
List of UK top-ten singles in 2019 - Wikipedia
Book - Joel Whitburn - Top Pop Singles 1955 - 2018 - Record Research - Hardcover - USA - 0898202337
Billboard Year-End Hot 100 singles of 2018 - Wikipedia