<i>Ab initio</i> crystal structures and relative phase stabilities for the aleksite series, Pb<sub> <i>n</i> </sub>Bi<sub>4</sub>Te<sub>4</sub>S<sub> <i>n</i>+2</sub>
Acta crystallographica. Section B, Structural science, crystal engineering and materials./Acta crystallographica. Section B, Structural science, crystal engineering and materials