RT Journal Article SR Electronic T1 On electrical discharges through poor vacua, and on coronoidal discharges JF American Journal of Science JO Am J Sci FD American Journal of Science SP 463 OP 474 DO 10.2475/ajs.s3-43.258.463 VO s3-43 IS 258 A1 Pupin, M. I. YR 1892 UL http://www.ajsonline.org/content/s3-43/258/463.abstract AB