TY - GEN AU - Kim,J AU - Ludwig,F AU - Felber,M AU - Kärtner,F X TI - Long-term stable microwave signal extraction from mode-locked lasers SN - 1094-4087 PY - 2012///1002 N1 - Publication Type: Journal Article UR - https://doi.org/10.1364/oe.15.008951 ER -