Aeagle.219 net.general utzoo!decvax!ucbvax!ihnss!eagle!cw Tue Feb 16 22:20:10 1982 Bugs in refer Without knocking distributed software too much, there is a reasonable chance the main REFER code has a number of fairly serious bugs (I know-- I fixed quite a few of them) and that the program does not really match its documentation. I suggest to anybody interested in REFER that it is probably not too hard to start over. I also suggest that the use of B-trees instead of inverted indices makes sense for very large REFER data bases. REFER is a good idea with a less good implementation. Charles