Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleInference from spatial surveys about the presence of an unobserved speciesAuthorsNicholson, M.; Barry, J.SubjectsECOLOGYPublicationOikos, 1995, Vol 72, Issue 1, p74ISSN0030-1299Publication typeArticleDOI10.2307/3546040