00316nam a2200121Ia 4500082001700000100001800017245006200035260002800097300001000125490004900135500000500184700000500189  a512bM685.LC  aMiyanishi, M.  aLectures on curves on rational and unirational surfacesb  aNew DelhibNarosac1978  a307p.  aTIFR Lectures on Mathematics and Physics, 60  a  a