Հովհաննիսյան, Հենրիկ Վահանի, 1936- The aestetic orientation of David thr Invincible / H.V. Hovhannissian; AS of Arm. SSR, The Scientific conference dedicated to the 1500 anniversary of David the Invincible. - Yerevan : S. n., 1980. - 16 p.; 20 cm. Subjects--Personal Names: David the Invincible Subjects--Topical Terms: Phylosophy