#!/usr/local/bin/perl -pi.bak

s/([ 	=])Jan,/\1jan,/;
s/([ 	=])Feb,/\1feb,/;
s/([ 	=])Mar,/\1mar,/;
s/([ 	=])Apr,/\1apr,/;
s/([ 	=])May,/\1may,/;
s/([ 	=])Jun,/\1jun,/;
s/([ 	=])Jul,/\1jul,/;
s/([ 	=])Aug,/\1aug,/;
s/([ 	=])Sep,/\1sep,/;
s/([ 	=])Oct,/\1oct,/;
s/([ 	=])Nov,/\1nov,/;
s/([ 	=])Dec,/\1dec,/;
s/([ 	=])Jan$/\1jan/;
s/([ 	=])Feb$/\1feb/;
s/([ 	=])Mar$/\1mar/;
s/([ 	=])Apr$/\1apr/;
s/([ 	=])May$/\1may/;
s/([ 	=])Jun$/\1jun/;
s/([ 	=])Jul$/\1jul/;
s/([ 	=])Aug$/\1aug/;
s/([ 	=])Sep$/\1sep/;
s/([ 	=])Oct$/\1oct/;
s/([ 	=])Nov$/\1nov/;
s/([ 	=])Dec$/\1dec/;
s/{Jan},/jan,/;
s/{Feb},/feb,/;
s/{Mar},/mar,/;
s/{Apr},/apr,/;
s/{May},/may,/;
s/{Jun},/jun,/;
s/{Jul},/jul,/;
s/{Aug},/aug,/;
s/{Sep},/sep,/;
s/{Oct},/oct,/;
s/{Nov},/nov,/;
s/{Dec},/dec,/;
s/"Jan",/jan,/;
s/"Feb",/feb,/;
s/"Mar",/mar,/;
s/"Apr",/apr,/;
s/"May",/may,/;
s/"Jun",/jun,/;
s/"Jul",/jul,/;
s/"Aug",/aug,/;
s/"Sep",/sep,/;
s/"Oct",/oct,/;
s/"Nov",/nov,/;
s/"Dec",/dec,/;
s/"Springer-Verlag",/SV,/;
s/{Springer-Verlag},/SV,/;
s/([ 	=])Springer-Verlag,$/\1SV,/;
s/([ 	=])Springer-Verlag$/\1SV/;