This scientist is boltovskoy version of Sakharov, it can be found in the lab the old Amber. Found in many versions. In S. T. A. L. K. E. R.: Shadow of Chernobyl the texture of the face of this scientist uses the Eureka.
Skin is made qualitatively, did not notice the bugs. You can use this skin in any of its purposes.
Have a nice game!