11,3/4=1; 13,2/3=2; 15,3/4=3; 17,3/4=4; 19,3/4=5; 21,2/3=6; 23,3/4=7; 24,3/4=8; 25,3/4=9; 28,1/2-3/4=10; 30,3/4=11,1; 31,1/2=11,2; 34,1/2-3/4=12,1-2; 36,1/2=13,1; 36,3/4=13,2; 38,1/2=14,1; 38,3/4=14,2; 42,1/2=16,1; 42,3/4=16,2; 44,1/2=17,1; 44,3/4=17,2; 46,1/2=18,1; 46,3/4=18,2; 48,1/2=19,1; 48,3/4=19,2; 60,1/4=29 von: North American serials interest group: Proceedings of the North American Serials Interest Group