@Article{PoleseBDBM23,
  AUTHOR	= {Polese, M. and Bonati, L. and {D'Oro}, S. and Basagni, S. and Melodia, T.},
  TITLE		= {Understanding {O-RAN}: Architecture, Interfaces, Algorithms, Security, and Research Challenges},
  JOURNAL	= {IEEE Communications Surveys and Tutorials},  
  PAGES		= {1376--1411},
  VOLUME	= {25},
  NUMBER	= {2},
  MONTH		= {Second Quarter},   
  YEAR		= 2023
}