A modular technique for the design of efficient distributed leader finding algorithms - Korach, Ephraim; Kutten, Shay; Moran, Shlomo (haṭ- Ṭeḵniyyôn, Māḵôn Ṭeḵnôlôgî le-Yiśrā'ēl <Ḥêfā> / Department of Computer Science: Technical report, 1989)