1. Department of Physical Geography, Stockholm University, 106 91 Stockholm, Sweden
2. Department of Business Administration, Nong Lam University, Ho Chi Minh City 72911, Vietnam
3. Department of Marketing, Griffith Business School, Griffith University, Gold Coast, QLD 4222, Australia
4. Faculty of Fishery, Nong Lam University, Ho Chi Minh City 72911, Vietnam