Fridolin Weber, Christiane Kettner, Manfred K. Weigel e Norman K. Glendenning, Strange-matter Stars (PDF), in Shiva Kumar, Jes Madsen, Apostolos D. Panagiotou e G. Vassiliadis (a cura di), International Symposium on Strangeness and Quark Matter, Kolymbari, Greece, 1-5 Sep 1994, World Scientific, pp. 308-17. URL consultato il 18 agosto 2021.