TY - RPRT TI - Lightning and surge protection of photovoltaic installations- two case histories: Vulcano and Kythnos AU - Martzloff, Francois D PY - 1989 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 89-4113 DO - 10.6028/NIST.IR.89-4113 ER -