grumbleradicionou o comentário 5 лет назадhttps://books.google.co.uk/books?id=KUtaDwAAQBAJ&pg=PT563&lpg=PT563&dq=%22slackness+condition%22+%D1%80%D1%83%D1%81%D1%81%D0%BA%D0%B8%D0%B9&source=bl&ots=IvaNNFGQ4G&sig=ACfU3U1JeF2fuSS36a5WZb-iGZRFDgLcjQ&hl=en&sa=X&ved=2ahUKEwjBhYyBnoTpAhXFUhUIHfzHAvoQ6AEwAHoECAoQAQ#v=onepage&q=%22slackness%20condition%22%20%D1%80%D1%83%D1%81%D1%81%D0%BA%D0%B8%D0%B9&f=false
