lepton

1995 / [Search and Discovery] …and Martin Perl Wins for Discovering the Tau Lepton / Bertram Schwarzshild / Physics Today 48 (1995) p. 17 [doi]
1997 / The Leptons After 100 Years / Martin L. Perl / Physics Today 50 (1997) p. 34 [doi]
2000 / Quarks and leptons beyond the third generation / Paul H. Frampton ; P.Q. Hung ; Marc Sher / Physics Reports 330 (2000) p. 263 [doi]