?

Usage statistics
Mode: For a past period of time For all time by years For all time by quarters For all time by months

Хрусталев, Борис Сергеевич. Машины низкотемпературной техники. Основы проектирования ротационных компрессоров: учебное пособие / Б. С. Хрусталев, О. Ю. Устюшенкова, А. А. Котлов; Санкт-Петербургский государственный политехнический университет. — Санкт-Петербург: Изд-во Политехн. ун-та, 2013 (Санкт-Петербург, 2020). — 1 файл (8,19 Мб). — Загл. с титул. экрана. — Цифровая копия печатной публикации 2013 г. — Доступ по паролю из сети Интернет (чтение, печать, копирование). — <URL:http://elib.spbstu.ru/dl/2/si20-616.pdf>. — DOI 10.18720/SPBPU/2/si20-616. — Текст: электронный

stat
Period Read Print Copy Open Total
Year 2020 Quarter 4 October 3 0 0 0 3
November 1 0 1 0 2
December 0 0 0 0 0
Year 2021 Quarter 1 January 9 0 6 0 15
February 1 0 1 0 2
March 0 0 0 0 0
Quarter 2 April 0 0 0 0 0
May 0 0 0 0 0
June 0 0 1 0 1
Quarter 3 July 0 0 0 0 0
August 0 0 0 0 0
September 0 0 0 0 0
Quarter 4 October 1 0 1 0 2
November 2 0 0 0 2
December 6 0 1 0 7
Year 2022 Quarter 1 January 14 0 4 0 18
February 1 0 0 0 1
March 0 0 0 0 0
Quarter 2 April 0 0 0 0 0
May 2 0 1 0 3
June 0 0 1 0 1
Quarter 3 July 0 0 0 0 0
August 0 0 0 0 0
September 0 0 1 0 1
Quarter 4 October 0 0 0 0 0
November 0 0 0 0 0
December 1 0 0 0 1
Year 2023 Quarter 1 January 1 0 0 0 1
February 0 0 0 0 0
March 2 0 0 0 2
Quarter 2 April 1 0 0 0 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 2 0 3 0 5
Quarter 4 October 0 0 0 0 0
November 0 0 0 0 0
December 1 0 0 0 1
Year 2024 Quarter 1 January 3 0 1 0 4
February 1 0 1 0 2
March 0 0 0 0 0
Quarter 2 April 1 0 1 0 2
May 0 0 0 0 0
Total 53 0 24 0 77