RT Article T1 Two criticisms of the principle of sufficient reason JF International journal for philosophy of religion VO 21 IS 3 SP 129 OP 142 A1 Gerson, Lloyd P. 1948- LA English YR 1987 UL https://ixtheo.de/Record/1821415248 K1 Sufficient Reason DO 10.1007/BF00141355