2 joint papers of Ion Hodkinson with Shelah

HHLSh:391
Hodges+Hodkinson+Lascar+Shelah, The small index property for $\omega $-stable, $\omega$-categorical structures and the random graph -- J London Math Soc 48 (1993) 204-218
HdSh:297
Hodkinson+Shelah, A construction of many uncountable rings using SFP domains and Aronszajn trees -- Proc London Math Soc 67 (1993) 449-492