1. Faculty of Natural Sciences, Hong Duc University, Thanh Hoa city, Vietnam
2. School of Natural Sciences, Far Eastern Federal University, Vladivostok, Russia
3. Botanical Garden-Institute, Far Eastern Branch of the Russian Academy of Sciences, Vladivostok, Russia
4. Division of Training Management, Hong Duc University, Thanh Hoa city, Vietnam
5. Science and Technology Division, Foresight Institute of Research and Translation, Ibadan, Nigeria