Article: Frenkel, Eur. Phys. J. Plus (2013)
Article: Kulp et al., JCC (2012)
Article: Burke & Wagner, Int. J. Quant. Chem. (2013)
Article: Neuman & Nave, New Ideas Psychol. (2010)
Article: Allesina, Ideas Ecol. Evol. (2012)