- Chris Van Den Broeck coauthored with Abhay Ashtekar ("Multipole moments of isolated horizons", Class. Quantum Grav. 21 (2004) 2549-2570)
- Abhay Ashtekar coauthored with Pawel Mazur ("BRST structure of general relativity in terms of new variables", Phys. Rev. D 36 (1987) 2955-2962)
- Pawel Mazur coauthored with Mark Kac ("Statistical mechanics of assemblies of coupled oscillators", J. Math. Phys. 6 (1965) 504-515)
- Mark Kac coauthored with Paul Erdös ("The Gaussian law of errors in the theory of additive number theoretic functions", Amer. J. Math 62 (1940) 738-742)
... Q.E.D.
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