OUTLINE: Patients receive carmustine IV over 2 hours on day -2 and melphalan IV on day -1 followed by peripheral blood stem cell infusion on day 0. At 3 months and 9 months after completion of autologous transplantation, patients receive cyclophosphamide, etoposide, and cisplatin by continuous IV infusion for 4 days plus dexamethasone orally every day for 4 days. At 6 and 12 months after completion of autologous transplantation, patients receive dexamethasone orally every day for 4 days, paclitaxel continuous IV infusion over 6 hours on day 2, and cisplatin continuous IV infusion over 24 hours on day 3.