Zhong (.) Li, Kar Ping (yunnan Univ, China) Shum, Chung-chun (hong Kong Univ Of Sci & Tech, Hong Kong) Yang, Le (.) Yang (1) Stancho (bulgarian Acad Of Sciences, Bulgaria) Dimiev, Kouei (niigata Univ, Japan) Sekigawa (1) Zhao, Guanghui (guizhou University Of Finance And Economics (1) J. H. Hill, M. D. (1) Vallance, Claire (univ Of Oxford (1)