TY - GEN AU - Lee,D G AU - Park,J J AU - Sung,J H AU - Nam,C H TI - Wave-front phase measurements of high-order harmonic beams by use of point-diffraction interferometry SN - 0146-9592 PY - 2003///0424 N1 - Publication Type: Journal Article UR - https://doi.org/10.1364/ol.28.000480 ER -