I just wanted to pass this along: my interview with Mr. Wolfgang Kloth, a commander in Pz IIIs, Pz IVs and StuGs. He fought his entire career in the East including Kursk – eventually surrendering as part of the Kurland pocket.
http://www.amps-armor.org/ampssite/bbs/bbsDetail.aspx?forum=5&ID=9882&page=4
Enjoy!