id: 70929786
dt: a
an: 70929786
au: Fößmeier, Ulrich; Kaufmann, Michael
ti: On bend-minimum orthogonal upward drawing of directed planar graphs
so: Graph Drawing, 52-63 (1994).
py: 1994
pu: 
la: EN
cc: 
ut: 
ci: 
li: doi:10.1007/3-540-58950-3_356