Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 47 checked references that resolve
resolves10.1080/00222933.2012.681317Taxonomic diversity, niche width and similarity in the use of plant resources by bees (Hymenoptera: Anthophila) in a cerrado area
resolves10.1590/S1519-566X2003000400006The flowering-visiting bees at the ecological station of the Universidade Federal de Minas Gerais, Belo Horizonte, MG, Brazil
resolves10.1051/apido:19880101POLLEN HARVEST BY AFRICANIZED APIS MELLIFERA AND TRIGONA SPINIPES IN SÃO PAULO BOTANICAL AND ECOLOGICAL VIEWS
resolves10.1046/j.1365-2664.1998.00278.xA comparison of two pollinators: the introduced honey bee <i>Apis mellifera</i> and an indigenous bee <i>Centris tarsata</i> on cashew <i>Anacardium occidentale</i> in its native range of NE Brazil
resolves10.1046/j.1365-2699.2002.00720.xTrees, birds and bees in Mauritius: exploitative competition between introduced honey bees and endemic nectarivorous birds?
resolves10.2307/1936480Community Structure of Neotropical Flower Visiting Bees and Wasps: Diversity and Phenology
resolves10.1603/AN12061The Use of Trap-Nests to Manage Carpenter Bees (Hymenoptera: Apidae: Xylocopini), Pollinators of Passion Fruit (Passifloraceae:<i>Passiflora edulis</i>f.<i>flavicarpa</i>)
resolves10.1007/s13592-012-0175-4Introducing nests of the oil-collecting bee Centris analis (Hymenoptera: Apidae: Centridini) for pollination of acerola (Malpighia emarginata) increases yield
resolves10.2307/2963476Host‐Plant Specialization in Western Palearctic Anthidine Bees (Hymenoptera: Apoidea: Megachilidae)
resolves10.1590/S0100-84042011000400009Sistemas de polinização e de reprodução de três espécies de Jatropha (Euphorbiaceae) na Caatinga, semi-árido do Brasil
resolves10.1051/apido:19970102Pollination efficiency of native and invading Africanized bees in the tropical dry forest annual plant, Kallstroemia grandiflora Torr ex Gray
resolves10.1007/s00606-011-0432-4Pollen partitioning of three species of Convolvulaceae among oligolectic bees in the Caatinga of Brazil
resolves10.1051/apido:19900508Important bee plants for stingless bees (Melipona and Trigonini) and Africanized honeybees (Apis mellifera) in neotropical habitats: a review
resolves10.1007/s13592-011-0075-zThe spatial dynamics of diversity in Centridini bees: the abundance of oil-producing flowers as a measure of habitat quality
resolves10.1590/0001-3765201420130049Oil collecting bees and Byrsonima cydoniifolia A. Juss. (Malpighiaceae) interactions: the prevalence of long-distance cross pollination driving reproductive success
resolves10.1076/snfe.33.1.46.2168Frequent Oligolecty Characterizing a Diverse Bee?Plant Community in a Xerophytic Bushland of Subtropical Brazil
resolves10.1007/s00442-006-0585-yAsymmetric specialization and extinction risk in plant–flower visitor webs: a matter of morphology or abundance?
resolves10.2307/2265575Generalization in Pollination Systems, and Why it Matters
resolves10.1055/s-2007-965259Honeybees Enhance Reproduction without Affecting the Outcrossing Rate in Endemic <i>Pedicularis densispica</i> (Orobanchaceae)
The 10 references without a DOI — listed, not checked
no DOI — not checkedBrasil. (2012) Manual Técnico da Vegetação Brasileira. Instituto Brasileiro de Geografia e Estatística - IBGE, Rio de Janeiro
no DOI — not checkedWWF Brazil (2014) Mata Atlântica [online] http://www.wwf.org.br/natureza_brasileira/areas_prioritarias/mata_atlantica/ (accessed on 05 January 2014)
no DOI — not checkedFaegri, K., van der Pijl, L. (1979) The principles of pollination ecology. Pergamon Press, Oxford
no DOI — not checkedLima-Verde, L.W., Loiola, M.I., Freitas, B.M. (2014) Angiosperm flora used by meliponine guilds (Apidae, Meliponina) occurring at rainforest edges in the state of Ceará. Braz. An. Acad. Bras. Ciênc . doi: 10.1590/0001-3765201420130067
no DOI — not checkedPinheiro-Machado, C., Santos, I.A., Imperatriz-Fonseca, V.L., Kleinert, A.M.P., Silveira, F.A. (2002) Brazilian bee surveys: State of knowledge, conservation and sustainable use. In: Kevan, P., Imperatriz-Fonseca, V.L. (eds.) Pollinating bees - The conservation link between agriculture and nature, pp. 115–129. Ministry of Environment, Brasília
no DOI — not checkedPrado, D.E. (2003) As caatingas da América do Sul. In: Leal, I.R., Tabarelli, M., da Silva, J.M.C. (eds.) Ecologia e conservação da Caatinga, pp. 3–7. Editora Universitária da UFPE, Recife
no DOI — not checkedRizzini, C.T. (1997) Tratado de Fitogeografia do Brasil: aspectos ecológicos, sociológicos e florísticos. Âmbito Cultural Edições Ltda, Rio de Janeiro
no DOI — not checkedSakagami, S.F., Laroca, S., Moure, J.S. (1967) Wild bees biocenotics in São José dos Pinhais (PR), South Brazil - preliminary report. J. Fac. Sci. Hokkaido Univ. Ser. VI Zool 19(2), 253–291
no DOI — not checkedSchlindwein, C. (2004a) Abelhas Solitárias e Flores: Especialistas são Polinizadores Efetivos? In: 55 Congresso Nacional de Botânica. 26 Encontro Regional de Botânicos de MG, BA, ES, Viçosa, MG. Sociedade Botânica do Brasil. p. 1–8
no DOI — not checkedSchlindwein, C. (2004b) Are oligolectic bees always the most effective pollinators? In: Freitas, B.M., Pereira, J.O.P. (eds.) Solitary Bees Conservation, Rearing and Management for Pollination, pp. 231–240. Federal University of Ceará, Fortaleza
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