TY - JOUR AU - L. Misoguti AU - Ivan Christov AU - Sterling Backus AU - Margaret Murnane AU - Henry Kapteyn BT - Physical Review A DA - 2005-12 DO - 10.1103/PhysRevA.72.063803 PY - 2005 T2 - Physical Review A TI - Nonlinear wave-mixing processes in the extreme ultraviolet VL - 72 SN - 1050-2947 ER -