Isto Aho On the Approximability of Interactive Knapsack Problems. [Citation Graph (0, 0)][DBLP] SOFSEM, 2001, pp:152-159 [Conf]
Isto Aho Notes on the properties of dynamic programming used in direct load control. [Citation Graph (0, 0)][DBLP] Acta Cybern., 2004, v:16, n:3, pp:427-441 [Journal]
Isto Aho New polynomial-time instances to various knapsack-type problems. [Citation Graph (0, 0)][DBLP] Fundam. Inform., 2002, v:53, n:3-4, pp:199-228 [Journal]