Media type: E-Article Title: Spin waves in ferromagnetic media and the non-linear interaction terms Contributor: Lal, P. Published: Elsevier BV, 1969 Published in: Physics Letters A, 29 (1969) 4, Seite 168-169 Language: English DOI: 10.1016/0375-9601(69)90794-4 ISSN: 0375-9601 Keywords: General Physics and Astronomy Origination: Footnote: