« … On the day of prepremier the part Lohengrin was executed by an absolutely skilled young singer Khachatur Badalyan. In history of a vocal art there must have been a few tenors who have begun the career with such a part. And though in the performance there were natural flaws for the debutant, there were much more positive moments: very equal beautiful timbre, special culture of a sound …»
“The Theatrical market ” . page.6/№4 (122)/ «Yes»/ April 2008. Yana Petrova.