中国科学技术信息研究所--国家工程技术数字图书馆

the university of chicago.(42)

maharaja sayajirao university of baroda (india).(32)

university of california berkeley.(30)

columbia university.(29)

harvard university.(28)

university of toronto (canada).(28)

university of washington.(28)

university of california los angeles.(27)

georgetown university.(24)

sardar patel university (india).(22)

the university of wisconsin - madison.(19)

indiana university.(17)

university of pennsylvania.(16)

university of michigan.(14)

arizona state university.(13)

university of london school of oriental and african studies (united kingdom).(13)

the george washington university.(12)

university of hawai'i at manoa.(11)

princeton university.(10)

syracuse university.(10)

university of california davis.(10)

cornell university.(9)

the johns hopkins university.(9)

university of maryland college park.(9)

university of minnesota.(9)

duke university.(8)

mica (mudra institute of communications ahmedabad) (india).(8)

new york university.(8)

purdue university.(8)

southern illinois university at carbondale.(8)