@book{16193,
	author = {Heisenberg, Werner and Eckart, Carl ; tr.},
	title = {The physical principles of the quantum theory},
	publisher = {Dover},
	year = {1949},
	address = {New York},
	note = {"First published by the Univ. of Chicago Pr. in 1930". "Tr. by Carl Eckart and Frank C. Hoyt".}
}