His official channel, @erdal.tutakofficiall , features various performances and high-quality clips of the song.
Erdal Tutak: Bringing "Bir Zamanlar Seni Çok Seviyordum" to Life Erdal Tutak Bir Zamanlar Seni
Ismail Gözlügöl , who is credited with both the composition and lyrics. His official channel, @erdal