@article{20.500.12614/652, year = {2010}, url = {http://hdl.handle.net/20.500.12614/652}, title = {Enhancement of the spin gap in fully occupied two-dimensional Landau levels}, doi = {10.1103/PhysRevB.82.115438}, volume = {82}, journal = {Physical Review B - Condensed Matter and Materials Physics}, author = {Kunc J. and Kowalik K. and TerĂ¡n, Francisco and Plochocka P. and Piot B.A. and Maude D.K. and Potemski M. and Kolkovsky V. and Karczewski G. and Wojtowicz T.}, }