Kerner v. State Employees' Retirement System of Illinois , 72 Ill. 2d 507 ( 1978 )
Shields v. JUDGES'RET. SYSTEM OF ILLINOIS , 204 Ill. 2d 488 ( 2003 )
Devoney v. Retirement Board of the Policemen's Annuity & Benefit Fund , 199 Ill. 2d 414 ( 2002 )
Commonwealth, Public School Employes' Retirement Board v. Matthews , 806 A.2d 971 ( 2002 )