TY - RPRT TI - Energy prices and discount factors for life-cycle cost analysis 1994 : annual supplement to NBS Handbook 135 and NBS Special Publication 709 AU - Petersen, Stephen R PY - 1993 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 85-3273-8 DO - 10.6028/NIST.IR.85-3273-8 ER -