@CONFERENCE\{IMM2000-02235, author = "S. K. Johansen and O. Bang", title = "Soliton interaction in quadratic and cubic bulk media", year = "2000", pages = "96", booktitle = "Quantum Electronics and Laser Science Conference, {OSA} Technical Digest, Optical Society of America", volume = "", series = "", editor = "", publisher = "", organization = "", address = "", url = "http://www2.compute.dtu.dk/pubdb/pubs/2235-full.html" }