Liviu Dan Serban Cristina-Maria Stefanache Gheorghe Cosmin Silaghi Cristian Marius Litan A Qualitative Ascending Protocol for Multi-issue One-to-Many Negotiations. 143-159 2013 Complex Automated Negotiations https://doi.org/10.1007/978-3-642-30737-9_9 series/sci/2013-435 db/series/sci/sci435.html#SerbanSSL13