2006 | ||
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2 | EE | Seung-Hoon Yoo, Hye-Seon Moon: A semi-parametric modeling of firms' R&D expenditures with zero values. Scientometrics 69(1): 57-67 (2006) |
2005 | ||
1 | EE | Hye-Seon Moon, Jeong-Dong Lee: A fuzzy set theory approach to national composite S&T indices. Scientometrics 64(1): 67-83 (2005) |
1 | Jeong-Dong Lee | [1] |
2 | Seung-Hoon Yoo | [2] |