Some Further Analysis of the Essential Blocking Recurrence.

http://doi.acm.org/10.1145/122050.122052 db/journals/sigmod/Robinson91.html John T. Robinson Some Further Analysis of the Essential Blocking Recurrence. 9-11 sigmodR/20-1/P009.pdf 1991 20 SIGMOD Record 1 db/journals/sigmod/sigmod20.html#Robinson91