DP - MPI Library TY - JOUR AU - Hellwarth, R. W. T1 - Nonlinear optical effects for plasma diagnostics UR - http://dx.doi.org/10.1007/BF00920594 T2 - Applied physics SP - Vol. 11 (1976), p. 147-151 PY - 1976 N1 - Copyright: Copyright 1976 Springer-Verlag ER -