TY - JOUR AU - W. Sieber AU - Ludwig Oster BT - Astronomy and Astrophysics N1 - JILA Pub. 1291 PY - 1975 SP - 325 EP - 327 T2 - Astronomy and Astrophysics TI - Drifting subpulse behaviour of PSR\textquoterights 0943 + 10 and 2303 + 30 UR - http://articles.adsabs.harvard.edu/full/1975A\%26A....38..325S VL - 38 ER -