Biswas, P. R., G. K. Paul, M. Chowdhury, and M. Selim. “A Rare Shape of Placenta; Placenta Bipartite, Bilobata, Dimidiate, Duplex: A Rare Case Report”. Bangladesh Journal of Obstetrics &Amp; Gynaecology, vol. 31, no. 2, Oct. 2017, pp. 101-3, doi:10.3329/bjog.v31i2.34220.