Lih. PhilSac 1997(032:000)97-117; 119-139 ; 299-345;497-543 ; Th. 1998(033:000)319-353;501-545;Th.(2000)169-180. 335-356
Lih. PhilSac 1994(029:000)135-169Lih. PhilSac 1994(029:000)321-351; Lih. PhilSac 1994(029:000)521-535
Lih. PhilSac 1994(029:000)135-169Lih. PhilSac 1994(029:000)321-351 Lih. PhilSac 1994(029:000)509-519
Lih. PhilSac 1994(029:000)135-169
Lih. PhilSac 1994(029:000)135-169