https://defence-line.org/2022/12/o-suti-liderstva-chast-1/
https://defence-line.org/2022/12/o-suti-liderstva-chast-2/
техника, история, война
https://defence-line.org/2022/12/o-suti-liderstva-chast-1/
https://defence-line.org/2022/12/o-suti-liderstva-chast-2/