NATURE

PONOMARENKO LA, GORBACHEV RV, YU GL, ELIAS DC, JALIL R, PATEL AA, MISHCHENKO A, MAYOROV AS, WOODS CR, WALLBANK JR, MUCHAKRUCZYNSKI M, PIOT BA, POTEMSKI M, GRIGORIEVA IV, NOVOSELOV KS, GUINEA F, FAL KO VI, GEIM AK

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

YU GL, JALIL R, BELLE B, MAYOROV AS, BLAKE P, SCHEDIN F, MOROZOV SV, PONOMARENKO LA, CHIAPPINI F, WIEDMANN S, ZEITLER U, KATSNELSON MI, GEIM AK, NOVOSELOV KS, ELIAS DC