Competing Magnetism in Layered Mixed Transition Metal Chalcogenides KCo<sub>2–<i>x</i></sub>Ni<sub><i>x</i></sub>Se<sub>2</sub>, KCo<sub>2–<i>x</i></sub>Ni<sub><i>x</i></sub>S<sub>2</sub>, and CsCo<sub>2–<i>x</i>
Taskesen L, Smyth RD, Crentsil LE, Murrell JI, Suard E, Manuel P, Clarke SJ
