Perkembangan pemikiran Ludwig Wittgenstein sebagai sarana refleksi terhadap Bhinneka Tunggal Ika = The Development of Ludwig Wittgenstein's Though as Reflection Mean to Bhinneka Tu... by Perpustakaan UGM, i-lib

“…The One and the Many were perennial problems in the history of Western philosophy, since Plato until contemporary .philosophies. An inquiry into reality arose two opinions, namely morusm and pluralism. …”

Darwin and the island by Fox, J, Fox, Justin Daniel

“…First I show how the <em>fin de siècle</em> mood, in conjunction with the popular contemporary philosophies of Schopenhauer and Nietzsche (perceived in the light of Darwinian science) colour the cerebral landscape of <em>Victory</em>. …”