Interval selection: Applications, algorithms, and lower bounds.

Thomas Erlebach Frits C. R. Spieksma Interval selection: Applications, algorithms, and lower bounds. 27-53 2003 46 J. Algorithms 1 http://dx.doi.org/10.1016/S0196-6774(02)00291-2 db/journals/jal/jal46.html#ErlebachS03