1. Translation of Einstein’s attempt of a unified field theory with teleparallelism;Unzicker,2005
2. Hamiltonian formulation of the teleparallel description of general relativity;Maluf;J. Math. Phys.,1994
3. On the crisis in the theory of gravitation and a possible solution;Moller;K. Dan. Vidensk. Selsk. Mat.-Fys. Skr.,1978
4. J tetrad fields and gravitational fie;Pellegrini;Mat.-Fys. Skr. K. Dan. Vidensk. Selsk.,1963
5. Extended translation invariance and associated gauge fields;Hayashi;Progr. Theoret. Phys.,1967