1) Listen to this evening's class on the topic of "Lighting an Electric Hanukiyah," here.
Follow along with the sources here.
Follow along with the sources here.
2) See the major sources in their original context: a) Mayim Hayim, b) Ner Missvah, c) Yehaveh Da'at.
3) Read R. Daniel Z. Feldman's survey of this issue, with a special emphasis on contemporary poskim, in his brand new Binah BaSefarim - Inyanei Hanukkah.