TY - BOOK AU - Berndt, D. TI - Maintenance-free batteries: Lead-Acid, Nickel / Cadmium, Nickel / Hydride: A handbook of battery technology /D. Berndt T2 - Electronic & Electrical Engineering Research Studies SN - 0863801439 U1 - 621.312423 PY - 1993/// CY - Taunton PB - RSP ER -