https://engtech.spbstu.ru/en/article/2014.87.36/
SCIENTISTS-POLyTEcHNICs, GLORIFIED OUR COUNTRY. CORRESPONDING MEMBER OF THE AS USSR YAKOV FRENKEL...
SCIENTISTS-POLyTEcHNICs, GLORIFIED OUR COUNTRY. CORRESPONDING MEMBER OF THE AS USSR YAKOV FRENKEL (THE 120TH ANNIVERSARY OF HIS BIRTH
our countrycorresponding memberof theas ussryakov frenkel