Jennerson, Ola (November 1993). "Insect flower visitation frequency and seed production in relation to patch size of Viscara vulgaris (Caryophyllaceae)". OIKOS. 68 (2): 283–292. doi:10.2307/3544841. JSTOR3544841.
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Schultze-Motel, P. (January 1991). "Heat loss and thermoregulation in a nest of the bumblebee Bombus lapidarius (Hymenoptera, Apidae)". Thermochimica Acta. 193: 57–66. doi:10.1016/0040-6031(91)80174-h.
Walther-Hellwig, K. (2000). "Foraging habitats and foraging distances of bumblebees, Bombus spp. (Hym., Apidae), in an agricultural landscape". Journal of Applied Entomology. 124 (7–8): 299–306. doi:10.1046/j.1439-0418.2000.00484.x. S2CID86301677.
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Ayasse, M (January 2001). "Mating behavior and chemical communication in the order hymenoptera". Annual Review of Entomology. 46: 31–78. doi:10.1146/annurev.ento.46.1.31. PMID11112163.
Bergman, Peter (May 1997). "Scent Marking, Scent Origin, and Species Specificity in Male Premating Behavior of Two Scandinavian Bumblebees". Journal of Chemical Ecology. 23 (5): 1235–1251. doi:10.1023/b:joec.0000006461.69512.33. S2CID6108989.
Bergman, Peter (September 1996). "Labial gland marking secretion in males of two Scandinavian cuckoo bumblebee species (genus Psithyrus)". Chemoecology. 7 (3): 140–145. doi:10.1007/bf01245966. S2CID25426749.
Cahlikova, Lucie (February 2004). "Exocrine Gland Secretions of Virgin Queens of Five Bumblebee Species (Hymenoptera: Apidae, Bombini)". Zeitschrift für Naturforschung C. 59 (7–8): 582–589. doi:10.1515/znc-2004-7-824. PMID15813384. S2CID2974345.
Cook, James (July 1995). "Sex determination and population biology in the hymenoptera". Trends in Ecology and Evolution. 10 (7): 281–286. doi:10.1016/s0169-5347(00)89095-3. PMID21237037.
Wolf, Stephan (January 2012). "Spatial and temporal dynamics of the male effective population size in bumblebees (Hymenoptera: Apidae)". Population Ecology. 54 (1): 115–124. doi:10.1007/s10144-011-0285-2. S2CID16631612.
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Martin, Stephen (August 2010). "Host Specific Social Parasites (Psithyrus) Indicate Chemical Recognition System in Bumblebees". Journal of Chemical Ecology. 36 (8): 855–863. doi:10.1007/s10886-010-9805-3. PMID20509042. S2CID4794525.
Jennersten, Ola (November 1993). "Insect Flower Visitation Frequency and Seed Production in Relation to Patch Size of Viscaria vulgaris (Caryophyllaceae)". OIKOS. 68 (2): 283–292. doi:10.2307/3544841. JSTOR3544841.
Jennerson, Ola (November 1993). "Insect flower visitation frequency and seed production in relation to patch size of Viscara vulgaris (Caryophyllaceae)". OIKOS. 68 (2): 283–292. doi:10.2307/3544841. JSTOR3544841.
Jennersten, Ola (November 1993). "Insect Flower Visitation Frequency and Seed Production in Relation to Patch Size of Viscaria vulgaris (Caryophyllaceae)". OIKOS. 68 (2): 283–292. doi:10.2307/3544841. JSTOR3544841.
Martin, Stephen (May 2010). "Host specific social parasites (Psithyrus) indicate chemical recognition system in bumblebees". Journal of Chemical Ecology. 36 (8): 855–863. doi:10.1007/s10886-010-9805-3. PMID20509042. S2CID4794525.
Schultze-Motel, P (1994). "Correlation of Sound Generation and Metabolic Heat Flux in the Bumblebee Bombus Lapidarius". Journal of Experimental Biology. 187 (1): 315–318. doi:10.1242/jeb.187.1.315. PMID9317879.
Ayasse, M (January 2001). "Mating behavior and chemical communication in the order hymenoptera". Annual Review of Entomology. 46: 31–78. doi:10.1146/annurev.ento.46.1.31. PMID11112163.
Cahlikova, Lucie (February 2004). "Exocrine Gland Secretions of Virgin Queens of Five Bumblebee Species (Hymenoptera: Apidae, Bombini)". Zeitschrift für Naturforschung C. 59 (7–8): 582–589. doi:10.1515/znc-2004-7-824. PMID15813384. S2CID2974345.
Cook, James (July 1995). "Sex determination and population biology in the hymenoptera". Trends in Ecology and Evolution. 10 (7): 281–286. doi:10.1016/s0169-5347(00)89095-3. PMID21237037.
Martin, Stephen (August 2010). "Host Specific Social Parasites (Psithyrus) Indicate Chemical Recognition System in Bumblebees". Journal of Chemical Ecology. 36 (8): 855–863. doi:10.1007/s10886-010-9805-3. PMID20509042. S2CID4794525.
Martin, Stephen (May 2010). "Host specific social parasites (Psithyrus) indicate chemical recognition system in bumblebees". Journal of Chemical Ecology. 36 (8): 855–863. doi:10.1007/s10886-010-9805-3. PMID20509042. S2CID4794525.
Walther-Hellwig, K. (2000). "Foraging habitats and foraging distances of bumblebees, Bombus spp. (Hym., Apidae), in an agricultural landscape". Journal of Applied Entomology. 124 (7–8): 299–306. doi:10.1046/j.1439-0418.2000.00484.x. S2CID86301677.
Bergman, Peter (May 1997). "Scent Marking, Scent Origin, and Species Specificity in Male Premating Behavior of Two Scandinavian Bumblebees". Journal of Chemical Ecology. 23 (5): 1235–1251. doi:10.1023/b:joec.0000006461.69512.33. S2CID6108989.
Bergman, Peter (September 1996). "Labial gland marking secretion in males of two Scandinavian cuckoo bumblebee species (genus Psithyrus)". Chemoecology. 7 (3): 140–145. doi:10.1007/bf01245966. S2CID25426749.
Cahlikova, Lucie (February 2004). "Exocrine Gland Secretions of Virgin Queens of Five Bumblebee Species (Hymenoptera: Apidae, Bombini)". Zeitschrift für Naturforschung C. 59 (7–8): 582–589. doi:10.1515/znc-2004-7-824. PMID15813384. S2CID2974345.
Wolf, Stephan (January 2012). "Spatial and temporal dynamics of the male effective population size in bumblebees (Hymenoptera: Apidae)". Population Ecology. 54 (1): 115–124. doi:10.1007/s10144-011-0285-2. S2CID16631612.
Martin, Stephen (August 2010). "Host Specific Social Parasites (Psithyrus) Indicate Chemical Recognition System in Bumblebees". Journal of Chemical Ecology. 36 (8): 855–863. doi:10.1007/s10886-010-9805-3. PMID20509042. S2CID4794525.