@Article{poggi_publication-34,
  author = 	{Poggi, Marcus
		and Barboza, E. Uchoa},
  title = 	{The Gamma-Connected Assignment Problem},
  journal = 	{European Journal of Operational Research},
  year = 	{1999},
  volume = 	{118},
  number = 	{1},
  pages = 	{127--138},
  issn = 	{03772217}
}