@base . . a . a ; "2733-2055" ; . a ; . "Estonia" . a ; "2733-2055" ; . a , ; "Equipment, Technologies, Materials (Online)" . a ; ; "20220427141900.0"^^ ; ; . a , , ; , , ; "Equipment, Technologies, Materials." ; ; ; "2733-2055" ; ; "2733-2055" ; ; "2733-2055" ; "Equipment, Technologies, Materials (Online)" , "Equipment, Technologies, Materials." ; ; "https://bsj.fisdd.org/index.php/etm/home/Archive_of_Issues" , "https://bsj.fisdd.org/index.php/etm" .