Walther, Hans-Otto.
Hyberbolic [sic] periodic solutions, heteroclinic connections, and transversal homoclinic points in autonomous differential delay equations - Providence, R.I., USA : American Mathematical Society, c1989. - 1 online resource (iv, 104 p. : ill.) - Memoirs of the American Mathematical Society, 1947-6221 ; .
9781470408220 (online)
Hyberbolic [sic] periodic solutions, heteroclinic connections, and transversal homoclinic points in autonomous differential delay equations - Providence, R.I., USA : American Mathematical Society, c1989. - 1 online resource (iv, 104 p. : ill.) - Memoirs of the American Mathematical Society, 1947-6221 ; .
9781470408220 (online)