P. R. Biswas, G. K. Paul, M. Chowdhury, and M. Selim, “A Rare Shape of Placenta; Placenta Bipartite, Bilobata, Dimidiate, Duplex: A Rare Case Report”, Bangladesh J Obstet Gynaecol, vol. 31, no. 2, pp. 101–103, Oct. 2017.