Before publishing with a journal, check the contract regarding your rights to self-archive (parallel publish) in institutional repository and discus with co-authors.
Publishing in the open publication archive means
PDF-files differ from each other, and PDF/A is used for the parallel publishing. See, how to create a PDF/A-file with different tools at https://uva.libguides.com/Osuva_parallel-publishing/pdf-a.
Tämä ohje suomeksi osoitteessa https://uva.libguides.com/Osuva_rinnakkaistallennus.