Mechans:
All the guy's asking is for some refs... :)
If its the sonics you are interested in then a discussion (...) is meaninglessYou are wrong. The cone & its material influence the sound you get -- and as such, are part of the parametres (along with T/S which I assume you;re alluding to) one takes into account when designing loudspeakers.
All the guy's asking is for some refs... :)