1993 1993-10-p21993-12-p11993-03-p251993-11-p11993-03-p231993-03-p241993-04-p301993-05-p11993-05-p31993-05-p61993-05-p91993-05-p171993-05-p201993-05-p221993-05-p281993-05-p291993-06-p281993-09-p11993-11-p5