Has anyone seen a study or a good article on why full joint custody is good for the kids?

I am doing my homework and am looking for material to support my position that the kids need both of us on an equal basis.

Me 42, W 39, S8, S6, S2
M 11y, A & ILYBNILWY 11/08
Walking away from a bad situation.

My Sitch

Strength and Compassion
No Resentment