?. ?. , ?. ?@bullet-???-?-t???, ?. , ?. , ?. et al., ?????? ????t?? s?st??s t?? ?????s??? ????t??? ??s?r??r ??s s???? s???r??r r?? s??ts ???r t?? ??????t????? ???? ??r ????t?? s?st??s ?????? ??s??s? ? ?r???r s??????t