https://jnfa.mathres.org/archives/1156 2017-01-31T13:45:02+00:00 monthly 0.2 https://jnfa.mathres.org/archives/1132 2017-01-31T13:22:02+00:00 monthly 0.2 https://jnfa.mathres.org/archives/1129 2017-01-31T13:46:23+00:00 monthly 0.2 https://jnfa.mathres.org/archives/1126 2017-09-03T09:07:06+00:00 monthly 0.2 https://jnfa.mathres.org/archives/1118 2017-01-31T13:51:50+00:00 monthly 0.2 https://jnfa.mathres.org/archives/1114 2017-01-31T13:49:22+00:00 monthly 0.2 https://jnfa.mathres.org/archives/1110 2017-01-31T14:03:54+00:00 monthly 0.2