González-Barahona JM, Sherwood P, Robles G, Izquierdo D. Technical Lag in Software Compilations: Measuring How Outdated a Software Deployment Is. Vol 496. Balaguer F, Di Cosmo R, Garrido A, Kon F, Robles G, Zacchiroli S, editors. Springer International Publishing; 2017. (IFIP Advances in Information and Communication Technology ; vol 496; no 235). Abstract