Foundations and Trends in Optimization 1(4), 241–433; DOI 10.1561/2400000006. PDF lists the volume issue year as 2014 and copyright as 2015; author-hosted course reference and institutional publication record identify 2015.
Cited passages: §4.1–4.2, Algorithm 4.2; §9.1, equation 9.2 and Theorem 9.1.