The presentation of a book entitled 'Negotiation front line' by the third president of Armenia Serzh Sargsyan took place at the AGBU Hall in Yerevan, Armenia

President of the Gymnastics Federation of Armenia Gagik Vanoyan, head coach of the Armenian national gymnastics team Hakob Serobyan and he bronze medalist of the Olympic Games, world and European champion, double gold medalist of the World Cup Artur Davtyan gave a press conference at 'Armenpress' state news agency