Algebraic Topology: Lecture 15
We gave an introduction to the rational homotopy theory of Quillen and
Sullivan following the exposition in A. K. Bousfield and
V. K. A. M. Gugenheim, On PL De Rham theory and rational
homotopy type, Memoirs Amer. Math. Soc., vol. 8, no. 179, (1976).