TY - JOUR AU - A. Pacholczyk BT - The Astrophysical Journal DA - 1965-11 DO - 10.1086/148383 PY - 1965 EP - 1141 T2 - The Astrophysical Journal TI - Evolution of Extended Radio Sources UR - http://articles.adsabs.harvard.edu/full/1965ApJ...142.1141P VL - 142 SN - 0004-637X ER -