Udinese have completed the signing of Levski Sofia teenager Antonio Vutov.
The midfielder has joined the Serie A outfit on a four-and-half-year contract, the Bulgarian club confirmed.
Vutov holds the record as the youngest player to turn out for the 26-time Bulgarian champions, having made his debut at just 15 years of age.
The 17-year-old has gone on to score three goals in 34 appearances for Levski.