@article {Bertola:FreeEnergyNPB,
	title = {Free energy of the two-matrix model/dToda tau-function},
	journal = {Nuclear Phys. B},
	volume = {669},
	number = {3},
	year = {2003},
	pages = {435{\textendash}461},
	issn = {0550-3213},
	author = {Marco Bertola}
}
