Our comprehensive foreign media reported that the "Science" website of the American Science Promotion Association has recently posted a document，For the past 20 years，As the publisher stops reserving some online open access (OA) periodicals，Lead 84 journals in the scientific field、100 types of social sciences and humanities disappear on the Internet。Not only that，There will bet365 Play online games be nearly 900 OA journals in the future to face the risk of disappearing online。Researchers did not list the names of the disappearance journal，The influence factor and articles of these journals and articles are referenced，But about 50%of these journals are published by research institutions or academic groups。

In the "Italian Library、Archives and Information Science Magazine Editorial Editor Andrea Marchitelli，All disciplines are facing academic research text file retain problems。The publisher should be responsible for and provide the necessary retention conditions，Then complete this job。

Bet365 app download Lisa Matthias, a scholar of Berlin Liberty University in Berlin, Germany, uses the Internet file back to retrospective software，Analysis of the disappearance of OA journals on the Internet。Results indicate，14068 journals included in the 2019 OA Journal Catalog，Only about 1/3 of the OA Journal Editorial Department has determined the long -term retention plan of the journal content，But this service is provided by the commercial institution。For Press、Author、​​Which side of the library or college should be responsible for this problem for the number of OA journals，bet365 Play online games The academic world has not reached a consensus。Save the OA journal for the publisher that does not charge the author，Is a huge financial challenge。At the same time，Library also faces the problem of constantly cutting fiscal budget。Although colleges and universities can retain OA journals，But not all research funders are willing to do this。OA journals that have disappeared on the Internet are distributed in more than 50 countries and regions around the world，Most of them are high -income countries，Mainly English journals。

Magia proposed，Many scholars believe that OA journals Bet365 app download represent the future of academic publishing，But this publishing model needs to be improved urgently。

(Zhao Qi/Compilation)