Electroweak phase transition in the economical 3-3-1 model Vo Quoc Phong, Hoang Ngoc Long, Vo Thanh Van and Le Hoang Minh Eur. Phys. J. C, 75 7 (2015) 342 Published online: 22 July 2015 DOI: 10.1140/epjc/s10052-015-3550-2