GONZÁLEZ PORTA, Mario Ariel.
 Freges ,,Logik" von 1897 und die Subjektfrage.
<strong>Phainomenon</strong>, [S.l.], n. 22-23, p. 31-64, oct. 2011.
ISSN 2183-0142.
Available at: &lt;<a href="http://phainomenon-journal.pt/index.php/phainomenon/article/view/279" target="_new">http://phainomenon-journal.pt/index.php/phainomenon/article/view/279</a>&gt;. Date accessed: 25 mar. 2025.