An Answer To the Spiro Versus Ansa Dilemma in Cyclophosphazenes .5. the Dispiro N3p3cl2 [hn-(ch2)3,4-nh]2 and Trispiro N3p3 [hn-(ch2)3-nh]3 Derivatives
Elmurr, N., Lahana, R., Labarre, JF., & Declercq, J.-P. (1984). An Answer To the Spiro Versus Ansa Dilemma in Cyclophosphazenes .5. the Dispiro N3p3cl2 [hn-(ch2)3,4-nh]2 and Trispiro N3p3 [hn-(ch2)3-nh]3 Derivatives. Journal of Molecular Structure, 117(1-2), 73-85. https://doi.org/10.1016/0022-2860(84)87244-0 (Original work published 1984)