How to solve crosstalk for signal line?

Question

How to solve crosstalk for two signal line at PCBA?
ex:save gap,save line length
Somebody can support something reference data?

Answer 1

The fix is obviously to reduce the coupled length. Keep parallel runs as short as possible. Another is to separate the two wires with a ground wire between them or to increase the space between the wires.

Try here:

http://en.wikipedia.org/wiki/Signal_integrity#Fixing_Signal_Integrity_Problems