@article\{dlt-egtsp-06
, author =	"Emilio {Di Giacomo} and Giuseppe Liotta and Francesco Trotta"
, title =	"On Embedding a Graph on Two Sets of Points"
, journal =	"International Journal of Foundations of Computer Science"
, volume =	17
, number =	"5"
, pages =	"1071-1094"
, year =	2006
}