Ng, H.Y.F.; Gaynor, J.D.; Drury, C.F. (1995), "Dissipation and loss of atrazine and metolachlor in surface and subsurface drain water: A case study", Water Research, 29 (10): 2309–2317, Bibcode:1995WatRe..29.2309N, doi:10.1016/0043-1354(95)00071-R
Abbas, H.K.; Pantone, D.J.; Paul, R.N. (1999), "Characteristics of multiple-seeded cocklebur: A biotype of common cocklebur (Xanthium strumarium L.)", Weed Technology, 13 (2): 257–263, doi:10.1017/S0890037X00041701, S2CID89182777
Abbas, H.K.; Johnson, B.J.; Pantone, D.J.; Wax, L.; Hines, R.; Shier, W.T. (2005), "Chemical control of multiple seeded cocklebur (Xanthium strumarium L.) in comparison with several other cocklebur types", Pest Management Science, 61 (7): 643–648, doi:10.1002/ps.1033, PMID15712354
Gibson, A.C.; Sharifi, M.R.; Rundel, P.W. (1998), "Ecophysiological observations on Lane Mountain Milkvetch, Astragalus jaegerianus (Fabaceae), a proposed endangered species of the Mojave Desert", Aliso, 17: 77–82, doi:10.5642/aliso.19981701.07
harvard.edu
ui.adsabs.harvard.edu
Ng, H.Y.F.; Gaynor, J.D.; Drury, C.F. (1995), "Dissipation and loss of atrazine and metolachlor in surface and subsurface drain water: A case study", Water Research, 29 (10): 2309–2317, Bibcode:1995WatRe..29.2309N, doi:10.1016/0043-1354(95)00071-R
Abbas, H.K.; Johnson, B.J.; Pantone, D.J.; Wax, L.; Hines, R.; Shier, W.T. (2005), "Chemical control of multiple seeded cocklebur (Xanthium strumarium L.) in comparison with several other cocklebur types", Pest Management Science, 61 (7): 643–648, doi:10.1002/ps.1033, PMID15712354
semanticscholar.org
api.semanticscholar.org
Abbas, H.K.; Pantone, D.J.; Paul, R.N. (1999), "Characteristics of multiple-seeded cocklebur: A biotype of common cocklebur (Xanthium strumarium L.)", Weed Technology, 13 (2): 257–263, doi:10.1017/S0890037X00041701, S2CID89182777