Global Science and Innovation: materials of the II International scientific conference. Chicago, USA, May 21-22, 2014 г. Vol. I. Vol. 1. 2014. P.. 273-277
Petrov D.S., Konovalov O.E., Petrov S.S., Landishev M.A.
Global Science and Innovation: materials of the II International scientific conference. Chicago, USA, May 21-22, 2014 г. Vol. I. Vol. 1. 2014. P.. 277-280