Lischka, Hans; Müller, Thomas; Szalay, Péter G.; Shavitt, Isaiah; Pitzer, Russell M.; Shepard, Ron (March 2011). "Columbus-a program system for advanced multireference theory calculations". Wiley Interdisciplinary Reviews: Computational Molecular Science. 1 (2): 191–199. doi:10.1002/wcms.25. S2CID95898474.
Shepard, Ron; Shavitt, Isaiah; Pitzer, Russell M.; Comeau, Donald C.; Pepper, Melanie; Lischka, Hans; Szalay, Peter G.; Ahlrichs, Reinhart; Brown, Franklin B.; Zhao, Jian-Guo (12 March 1988). "A progress report on the status of the COLUMBUSMRCI program system". International Journal of Quantum Chemistry. 34 (S22): 149–165. doi:10.1002/qua.560340819.
LISCHKA, H.; DALLOS, M.; SHEPARD, R. (10 June 2002). "Analytic MRCI gradient for excited states: formalism and application to the n-π∗ valence- and n-(3s,3p) Rydberg states of formaldehyde". Molecular Physics. 100 (11): 1647–1658. Bibcode:2002MolPh.100.1647L. doi:10.1080/00268970210155121. S2CID97307361.
Lischka, Hans; Dallos, Michal; Szalay, Péter G.; Yarkony, David R.; Shepard, Ron (22 April 2004). "Analytic evaluation of nonadiabatic coupling terms at the MR-CI level. I. Formalism". The Journal of Chemical Physics. 120 (16): 7322–7329. Bibcode:2004JChPh.120.7322L. doi:10.1063/1.1668615. PMID15267642. S2CID21157929.
Barbatti, Mario; Granucci, Giovanni; Persico, Maurizio; Ruckenbauer, Matthias; Vazdar, Mario; Eckert-Maksić, Mirjana; Lischka, Hans (August 2007). "The on-the-fly surface-hopping program system Newton-X: Application to ab initio simulation of the nonadiabatic photodynamics of benchmark systems". Journal of Photochemistry and Photobiology A: Chemistry. 190 (2–3): 228–240. doi:10.1016/j.jphotochem.2006.12.008.
Borges, Itamar; Aquino, Adélia J. A.; Köhn, Andreas; Nieman, Reed; Hase, William L.; Chen, Lin X.; Lischka, Hans (25 November 2013). "Modeling of Excitonic and Charge-Transfer States in Organic Semiconductors: The PTB1/PCBM Low Band Gap System". Journal of the American Chemical Society. 135 (49): 18252–18255. doi:10.1021/ja4081925. PMID24215627.
LISCHKA, H.; DALLOS, M.; SHEPARD, R. (10 June 2002). "Analytic MRCI gradient for excited states: formalism and application to the n-π∗ valence- and n-(3s,3p) Rydberg states of formaldehyde". Molecular Physics. 100 (11): 1647–1658. Bibcode:2002MolPh.100.1647L. doi:10.1080/00268970210155121. S2CID97307361.
Lischka, Hans; Dallos, Michal; Szalay, Péter G.; Yarkony, David R.; Shepard, Ron (22 April 2004). "Analytic evaluation of nonadiabatic coupling terms at the MR-CI level. I. Formalism". The Journal of Chemical Physics. 120 (16): 7322–7329. Bibcode:2004JChPh.120.7322L. doi:10.1063/1.1668615. PMID15267642. S2CID21157929.
Lischka, Hans; Dallos, Michal; Szalay, Péter G.; Yarkony, David R.; Shepard, Ron (22 April 2004). "Analytic evaluation of nonadiabatic coupling terms at the MR-CI level. I. Formalism". The Journal of Chemical Physics. 120 (16): 7322–7329. Bibcode:2004JChPh.120.7322L. doi:10.1063/1.1668615. PMID15267642. S2CID21157929.
Borges, Itamar; Aquino, Adélia J. A.; Köhn, Andreas; Nieman, Reed; Hase, William L.; Chen, Lin X.; Lischka, Hans (25 November 2013). "Modeling of Excitonic and Charge-Transfer States in Organic Semiconductors: The PTB1/PCBM Low Band Gap System". Journal of the American Chemical Society. 135 (49): 18252–18255. doi:10.1021/ja4081925. PMID24215627.
Lischka, Hans; Müller, Thomas; Szalay, Péter G.; Shavitt, Isaiah; Pitzer, Russell M.; Shepard, Ron (March 2011). "Columbus-a program system for advanced multireference theory calculations". Wiley Interdisciplinary Reviews: Computational Molecular Science. 1 (2): 191–199. doi:10.1002/wcms.25. S2CID95898474.
LISCHKA, H.; DALLOS, M.; SHEPARD, R. (10 June 2002). "Analytic MRCI gradient for excited states: formalism and application to the n-π∗ valence- and n-(3s,3p) Rydberg states of formaldehyde". Molecular Physics. 100 (11): 1647–1658. Bibcode:2002MolPh.100.1647L. doi:10.1080/00268970210155121. S2CID97307361.
Lischka, Hans; Dallos, Michal; Szalay, Péter G.; Yarkony, David R.; Shepard, Ron (22 April 2004). "Analytic evaluation of nonadiabatic coupling terms at the MR-CI level. I. Formalism". The Journal of Chemical Physics. 120 (16): 7322–7329. Bibcode:2004JChPh.120.7322L. doi:10.1063/1.1668615. PMID15267642. S2CID21157929.