Letters in Mathematical Physics
Letters in Mathematical Physics > 1997 > 40 > 4 > 307-320
Letters in Mathematical Physics > 1997 > 41 > 1 > 1-11
Letters in Mathematical Physics > 1997 > 41 > 2 > 195-206
Letters in Mathematical Physics > 1997 > 41 > 2 > 119-133
Letters in Mathematical Physics > 1997 > 42 > 4 > 309-328
Letters in Mathematical Physics > 1998 > 43 > 3 > 199-209
Letters in Mathematical Physics > 1999 > 48 > 3 > 263-276
Letters in Mathematical Physics > 1999 > 49 > 3 > 253-261
Letters in Mathematical Physics > 1999 > 50 > 3 > 163-176
Letters in Mathematical Physics > 2000 > 51 > 1 > 47-53
Letters in Mathematical Physics > 2000 > 51 > 3 > 221-233
Letters in Mathematical Physics > 2000 > 52 > 1 > 1-28
Letters in Mathematical Physics > 2000 > 52 > 4 > 339-342
Letters in Mathematical Physics > 2000 > 52 > 4 > 263-275
Letters in Mathematical Physics > 2000 > 53 > 1 > 29-40
Letters in Mathematical Physics > 2001 > 55 > 2 > 161-167
Letters in Mathematical Physics > 2001 > 58 > 3 > 209-222
Letters in Mathematical Physics > 2001 > 58 > 3 > 249-260
Letters in Mathematical Physics > 2002 > 59 > 2 > 95-106
Letters in Mathematical Physics > 2002 > 60 > 3 > 221-237