@article{3806, author = {Judah Levine and Patrizia Tavella and Giorgio Santarelli}, title = {Introduction to the Special Issue on Celebrating the 50th Anniversary of the Allan Variance}, year = {2016}, journal = {IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control}, volume = {63}, pages = {511-512}, month = {2016-04}, issn = {0885-3010}, url = {http://ieeexplore.ieee.org/document/7445935/}, doi = {10.1109/TUFFC.2016.2545823}, }