TY - JOUR AU - J. Katriel AU - David Hummer BT - Journal of Physics A: Mathematical and General DA - Jan-05-1981 DO - 10.1088/0305-4470/14/5/039 PY - 1981 SP - 1211 EP - 1224 T2 - Journal of Physics A: Mathematical and General TI - Analytic solutions for three- and four-wave mixing via generalised Bose operators VL - 14 SN - 0305-4470 ER -