Wang, Jinhui (stanford Univ, Widjaja, Bernard Ricardo (nus High Sch Of Math & Science (2) Deetz, Stanley (university Of Colorado, Radford, Gary P. (fairleigh Dickinson University), Vicaro, Michael (penn State (1) Marx, Karl, Engels, Friedrich (1) Demarco, Rosanna, Healey-walsh, Judith (1) Shivan, Viruti (1)