000			00286nam a2200109Ia 4500
005			20251007104313.0
008			251006s9999 xx 000 0 und d
100			_avinnikov,i.
245		0	_a.drilling practice. frenkel,m.,(jt.auth.).
260			_a1st.ed | .Moscow Peace pub.
942			_cBOK
999			_c4422 _d4422