@inbook{+1968+xiii+xvi,
url = {https://doi.org/10.4159/harvard.9780674432390.c4},
title = {LETTER SYMBOLS MOST FREQUENTLY USED},
booktitle = {Electrical Shock Waves in Power Systems},
booktitle = {Traveling Waves in Lumped and Distributed Circuit Elements},
publisher = {Harvard University Press},
address = {Cambridge, MA and London, England},
pages = {xiii--xvi},
doi = {doi:10.4159/harvard.9780674432390.c4},
isbn = {9780674432390},
year = {1968},
lastchecked = {2026-05-04}
}