Ralko, AMila, FRousochatzakis, I2018-11-082018-11-082018-11-08201810.1103/PhysRevB.97.104401https://infoscience.epfl.ch/handle/20.500.14299/150588WOS:000426462300001Microscopic theory of the nearest-neighbor valence bond sector of the spin-1/2 kagome antiferromagnettext::journal::journal article::research article