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Иванов, Александр Иванович. Пенобетон заданной средней плотности для утепления чердачных перекрытий [Электронный ресурс] / А.И. Иванов, М.А. Трембицкий. — (Материалы). — Электрон. текстовые дан. // Инженерно-строительный журнал / Санкт-Петербургский политехнический университет Петра Великого. – Санкт-Петербург. – 2011. – Загл. с титул. экрана. — Электрон. версия печ. публикации. — Свободный доступ из сети Интернет (чтение, печать, копирование). — Текстовый файл. — Adobe Acrobat Reader 6.0. — <URL:https://engstroy.spbstu.ru/article/2011.26.3/>. — <URL:http://elib.spbstu.ru/dl/2/ed-61_800044_0000928712pa.pdf>.

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Period Read Print Copy Open Total
Year 2020 Quarter 2 April 0 0 0 1 1
May 0 0 0 0 0
June 0 0 0 0 0
Quarter 3 July 0 0 0 0 0
August 0 0 0 0 0
September 0 0 0 0 0
Quarter 4 October 0 0 0 0 0
November 0 0 0 0 0
December 0 0 0 0 0
2021 Quarter 1 January 0 0 0 0 0
February 0 0 0 0 0
March 0 0 0 0 0
Quarter 2 April 0 0 0 0 0
May 0 0 0 0 0
June 0 0 0 0 0
Quarter 3 July 0 0 0 0 0
August 0 0 0 0 0
September 0 0 0 0 0
Quarter 4 October 0 0 0 0 0
November 0 0 0 0 0
December 0 0 0 0 0
Year 2022 Quarter 1 January 0 0 0 0 0
February 0 0 0 0 0
March 0 0 0 1 1
Quarter 2 April 0 0 0 0 0
May 0 0 0 1 1
June 0 0 0 0 0
Quarter 3 July 0 0 0 1 1
August 0 0 0 3 3
September 0 0 0 0 0
Quarter 4 October 0 0 0 0 0
November 0 0 0 0 0
December 0 0 0 0 0
Year 2023 Quarter 1 January 0 0 0 0 0
February 0 0 0 0 0
March 0 0 0 0 0
Quarter 2 April 0 0 0 6 6
May 0 0 0 3 3
June 0 0 0 0 0
Quarter 3 July 0 0 0 2 2
August 0 0 0 2 2
September 0 0 0 2 2
Quarter 4 October 0 0 0 2 2
November 0 0 0 0 0
December 0 0 0 0 0
Year 2024 Quarter 1 January 0 0 0 0 0
February 0 0 0 0 0
March 0 0 0 0 0
Quarter 2 April 0 0 0 3 3
May 0 0 0 2 2
June 0 0 0 2 2
Quarter 3 July 0 0 0 7 7
August 0 0 0 2 2
September 0 0 0 0 0
Total 0 0 0 40 40