Holý, P., Závada, J., Zezula, J., Císařová, I., Podlaha, J. Formation of infinite grids with chiral square compartments by self-assembly of achiral 1,1'-biphenyl-2,2',6,6'-tetracarboxylic acids. Effect of 4,4'-substitution on the grid stacking. Collection of Czechoslovak Chemical Communications. 2001, 66(5), 820-832. ISSN 0010-0765.