中国科学技术信息研究所--国家工程技术数字图书馆

university of california berkeley.(5)

the university of north carolina at chapel hill.(4)

university of california davis(3)

harvard university.(2)

stanford university.(2)

the pennsylvania state university.(2)

the university of north carolina at chapel hill(2)

university of california los angeles.(2)

university of california santa barbara.(2)

university of florida.(2)

university of washington.(2)

california institute of technology.(1)

colorado state university.(1)

hong kong university of science and technology (people's republic of china).(1)

mcgill university (canada).(1)

michigan state university.(1)

new york university(1)

new york university.(1)

princeton university.(1)

purdue university.(1)

state university of new york at binghamton.(1)

the scripps research institute(1)

the university of arizona.(1)

the university of oklahoma.(1)

the university of tennessee health science center(1)

the university of wisconsin - madison.(1)

the university of wisconsin - milwaukee.(1)

university of california davis.(1)

university of california san diego.(1)

university of california san francisco.(1)