Dambrine and Moreau [80]
Dambrine and Moreau [81]
Dykman, Horita and Ross [91]
Kurtz [200]
Malek-Mansour and Nicolis [225]
Oppenheim, Schuler and Weiss [257]
Parsons and Pollett [273]
Pollett [289]
Pollett and Vassallo [312]
Turner and Malek-Mansour [364]