Evaluating technological innovation efficiency of high-tech industry in Tianjin based on DEA model
2011 ◽
Vol 10
(8)
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pp. 1484-1497
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Keyword(s):
2019 ◽
Vol 16
(17)
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pp. 3117
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Keyword(s):
2022 ◽
Vol 174
◽
pp. 121228
Keyword(s):
2017 ◽
Vol 20
(6-7)
◽
pp. 1493-1496
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Keyword(s):