1. Connelly R.: Rigidity and energy. Invent. Math. 66(1), 11–33 (1982)
2. Connelly, R.: Juxtapositions rigides de cercles et de sphères. I. Juxtapositions finies. Struct. Topol. (14), 43–60 (1988) (Dual French–English text)
3. Connelly, R.: Juxtapositions rigides de cercles et de sphères. II. Juxtapositions infinies de mouvement fini. Struct. Topol. (16), 57–76 (1990) (Dual French–English text)
4. Connelly R.: Rigidity of packings. Eur. J. Combin. 29(8), 1862–1871 (2008)
5. Dickinson, W.: Equal circle packings in a square lattice. Honors thesis at Cornell University under the supervision of Dr. Robert Connelly (May 1994)