According to pedagogy,physical training psychology and the principles of physical education,an experimental research into the relative evaluation of college students P.

According to the basics of the theory of social choice and game theory , this paper presensts a model of self evaluation and mutual evaluations,especially the constitusional calculus under different types of information, of the members in a group with the hypothesis of homo economics and the methodological individualism.

Community characteristics of aquatic insects and bioassessment for water quality in lower order streams in Liangshui and Maoershan watersheds,Heilongjiang,China;

A study on the selection of metrics in water quality bioassessment—A case study on small water bodies in Zijinshan Mountain Nanjing City;