500 citations · 5.1k across the 61 of their papers we have counts for
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hep-th1995★ 81 cited
Some Properties of Open - String Theories
Augusto Sagnotti
Open-string theories may be related to suitable models of oriented closed strings. The resulting construction of ``open descendants'' is illustrated in a few simple cases that exhi…
hep-th1995★ 138 cited
The Open Descendants of Non-Diagonal SU(2) WZW Models
G. Pradisi, A. Sagnotti, Ya. S. Stanev
We extend the construction of open descendants to the WZW models with non-diagonal left-right pairing, namely and the series in the classification of…
hep-th1995★ 178 cited
Planar Duality in WZW Models
G. Pradisi, A. Sagnotti, Ya. S. Stanev
We show how to generalize the WZW models to allow for open and unoriented sectors. The construction exhibits some novel patterns of Chan-Paton charge assignments and projec…