TY - JOUR AU - G. K. Abgaryan TI - Frequency tunable $THz$-generation in periodically poled lithium niobate crystal JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 2014 SP - 46 EP - 49 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_2014_2_a5/ LA - en ID - UZERU_2014_2_a5 ER -