| | Finnish Road Administration |
| | Opastinsilta 12 A P.O. Box 33 SF-00521 HELSINKI FINLAND |
| http://www.tiehallinto.fi | | customer.service@finnra.fi |
| technologia i postęp techniczny w ochronie środowiska |
| 2002 | | Fly Ash Mixtures as Flexible Structural Materials for Low-Volume Roads | abs | | 102 | | str | 2,6 | mb |