KnPoVe1997c

C. Kenig, G. Ponce, L. Vega. On the Cauchy problem for linear Schrödinger systems with variable coefficient lower order terms. CMS Conf. Proc, 21, (Amer. Math. Soc., Providence, RI, 1997), Harmonic analysis and number theory (Montreal, PQ, 1996), 205-227. MathSciNet, arXiv.