@article {1987,
	title = {Graded Chern-Simons terms},
	journal = {Phys. Lett. B  192  (1987),  no. 1-2, 81-88.},
	number = {SISSA;27/87/FM},
	year = {1987},
	publisher = {SISSA Library},
	doi = {10.1016/0370-2693(87)91146-4},
	url = {http://hdl.handle.net/1963/508},
	author = {Giovanni Landi and Giuseppe Marmo}
}
