@article{TUW-237964, author = {Milovanovic, Goran and Baumgartner, Oskar and Kosina, Hans}, title = {{O}n {O}pen {B}oundary {C}onditions for {Q}uantum {C}ascade {S}tructures}, journal = {{O}ptical and {Q}uantum {E}lectronics}, year = {2009}, volume = {41}, number = {11-13}, pages = {921--932}, url = {http://www.iue.tuwien.ac.at/pdf/ib_2014/JB2015_Milovanovic_1.pdf}, doi = {10.1007/s11082-010-9406-y} }