The Roles of Electronic Word of Mouth and Information Searching in the Promotion of a New E-Commerce Strategy: A Case of Online Group Buying in Indonesia. - Achmad Nizar Hidayanto; Mutia Ovirza; Pinkie Anggia; Nur Fitriah Ayuning Budi; Kongkiti Phusavat (J. Theor. Appl. Electron. Commer. Res., 2017)