le Roux, P., Kok, O., & Butler, H. (2013). Breeding behaviour and breeding success of feral pigeons in the Bloemfontein urban area. Suid-Afrikaans Tydskrif Vir Natuurwetenskap En Tegnologie / <i>South African Journal of Science and Technology</I&gt;, 32(1), 5 bladsye. https://doi.org/10.4102/satnt.v32i1.340