@inproceedings{Kounnas:19990g, author = "Kounnas, Costas", title = "{Non-perturbative Supersymmetry Breaking and Finite Temperature Instabilities in N=4 Superstrings}", doi = "10.22323/1.001.0074", booktitle = "Proceedings of Corfu Summer Institute on Elementary Particle Physics {\textemdash} PoS(corfu98)", year = 1999, volume = "001", pages = "074" }