Pes-TR-98

@techreport{Pes-TR-98,
title = {Metrics for image retrieval by colour content},
author = {Vladimir Pestov},
institution = {Victoria Univ., Wellington, School of Mathematical & Computing Sciences},
number = {98-7},
year = {1998},
url = {http://citeseer.nj.nec.com/pestov98metric.html}}