University of Uppsala, 75327 Uppsala, Sweden. Correspondence to B Stenkvist, Döbelnsgatan 13, 75237 Uppsala, Sweden. Tel/Fax: (+46) 18 541651; e-mail: [email protected]
No takes yet. Share an insight, caveat, or question.
Björn Stenkvist (2001) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: