CASTILLO, D.; OLIVERAS, E.; SERRADELL, E.
(2008).
"
Measuring The Effect Of Intangible Assets On Productivity. Empirical Evidence From Large Spanish Firms
".
A:
5th International Conference on Intellectual Capital, Knowledge Management & Organisational Learning (ICICKM¿08)..
New York Institute of Technology, New York, USA.
Nova York,
9 octubre.