@inbook{92c62ede04ff4bd99d8ab04efb17ae7f,

title = "Internal Categorical Structures in Homotopical Algebra",

abstract = "This is a survey on the use of some internal higher categorical structures in algebraic topology and homotopy theory. After providing a general view of the area and its applications, we concentrate on the algebraic modelling of connected en (n+1)-types through cat(n)-groups.",

keywords = "N-TYPES, CROSSED-MODULES, CO-HOMOLOGY, MODELS, EXTENSIONS, SPACES",

author = "Simona Paoli",

year = "2010",

doi = "10.1007/978-1-4419-1524-5_3",

language = "English",

isbn = "978-1-4419-1523-8",

series = "IMA Volumes in Mathematics and its Applications",

publisher = "Springer ",

pages = "85--103",

editor = "JC Baez and JP May",

booktitle = "Towards Higher Categories",

}