1. C. Triantafyllou, R. Smith, The design and operation of fully thermally coupled distillation columns, Trans. IChemE 7-(Part A) (1992) 118–132.
2. E. Wolff, S. Skogestad, K. Havre, Dynamics and control of integrated three-product (Petlyuk) distillation columns, ESCAPE'4, Dublin, 1994, pp. 111–118.
3. Operation of integrated three-product (Petlyuk) distillation columns;Wolff;Ind. Eng. Chem. Res.,1995
4. S. Skogestad, I. Postlethwaite, Multivariable Feedback Control, John Wiley & Sons Ltd, Chichester, 1996.
5. Z. Fidkowski, L. Krolikowski, Thermally coupled system of distillation columns: optimization procedure, AIChE Journal 32 (4) (1986), pp. 537–546.