TY - JOUR T1 - Gerbes and homotopy quantum field theories JO - Algebr. Geom. Topol. UR - http://dx.doi.org/10.2140/agt.2004.4.407 PY - 2002/01/14 AU - Bunke U AU - Turner P AU - Willerton S ED - DO - DOI: 10.2140/agt.2004.4.407 VL - 4 SP - 407 EP - 437 Y2 - 2024/12/22 ER -