Grube, Christian. <br/><br/>
Measuring the immeasurable  valuing patent protection of knowledge-based competitive advantages /  [electronic resource] : 
by Christian Grube. 
 - Wiesbaden :  Gabler Verlag / Springer Fachmedien Wiesbaden GmbH, Wiesbaden,  2009. 
 - xxi, 249 p. :  ill., digital ;  24 cm. 
<br/><br/><label>ISBN: </label>9783834994578 (electronic bk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Patents--Valuation.<br/>Patent laws and legislation.<br/>Economics/Management Science.<br/>Accounting/Auditing.