Several publications on David Smith have recently appeared.
In 2006 the Guggenheim showed David Smith: A Centennial; reviews by Mark Stevens, Karen Wilkin, Holland Cotter, and Alex Potts (Amazon). Tate Modern held a symposium with talks by Anne Wagner, Potts, David Anfam, and Jeremy Lewison.
Among the numerous other studies are books by Sam Hunter (1957), Jane Harrison Cone (1966), Edward Fry (1969), Rosalind Krauss (1971), Cleve Gray (1972), Garnett McCoy (1973), Krauss (1977), Paul Cummings (1979), Miranda McClintic et al. (1979), Wilkin (1981), E. A. Carmean (1982), Fry (1982), Stanley Marcus (1983), Wilkin (1984), Trinkett Clark (1985), Joern Merkert et al. (1986), Gray (1989), Michael Brenson (1995), Dore Ashton et al. (1997), Krauss et al. (1998), Candida Smith et al. (1999), Marjorie B. Cohn et al. (2002), and Steven Nash (2005).