[{"publisher":"Bastas Publications","date_updated":"2026-03-17T15:28:27Z","intvolume":"        13","doi":"10.30935/cedtech/11145","status":"public","citation":{"ieee":"D. Otto, N. Schröder, D. Diekmann, and P. Sander, “Trends and Gaps in Empirical Research on Open Educational Resources (OER): A Systematic Mapping of the Literature from 2015 to 2019,” <i>Contemporary Educational Technology</i>, vol. 13, no. 4, 2021.","alphadin":"<span style=\"font-variant:small-caps;\">Otto, Daniel</span> ; <span style=\"font-variant:small-caps;\">Schröder, Nadine</span> ; <span style=\"font-variant:small-caps;\">Diekmann, Daniel</span> ; <span style=\"font-variant:small-caps;\">Sander, Pia</span>: Trends and Gaps in Empirical Research on Open Educational Resources (OER): A Systematic Mapping of the Literature from 2015 to 2019. In: <i>Contemporary Educational Technology</i> Bd. 13, Bastas Publications (2021), Nr. 4","apa":"Otto, D., Schröder, N., Diekmann, D., &#38; Sander, P. (2021). Trends and Gaps in Empirical Research on Open Educational Resources (OER): A Systematic Mapping of the Literature from 2015 to 2019. <i>Contemporary Educational Technology</i>, <i>13</i>(4). <a href=\"https://doi.org/10.30935/cedtech/11145\">https://doi.org/10.30935/cedtech/11145</a>","bibtex":"@article{Otto_Schröder_Diekmann_Sander_2021, title={Trends and Gaps in Empirical Research on Open Educational Resources (OER): A Systematic Mapping of the Literature from 2015 to 2019}, volume={13}, DOI={<a href=\"https://doi.org/10.30935/cedtech/11145\">10.30935/cedtech/11145</a>}, number={4ep325}, journal={Contemporary Educational Technology}, publisher={Bastas Publications}, author={Otto, Daniel and Schröder, Nadine and Diekmann, Daniel and Sander, Pia}, year={2021} }","chicago":"Otto, Daniel, Nadine Schröder, Daniel Diekmann, and Pia Sander. “Trends and Gaps in Empirical Research on Open Educational Resources (OER): A Systematic Mapping of the Literature from 2015 to 2019.” <i>Contemporary Educational Technology</i> 13, no. 4 (2021). <a href=\"https://doi.org/10.30935/cedtech/11145\">https://doi.org/10.30935/cedtech/11145</a>.","short":"D. Otto, N. Schröder, D. Diekmann, P. Sander, Contemporary Educational Technology 13 (2021).","mla":"Otto, Daniel, et al. “Trends and Gaps in Empirical Research on Open Educational Resources (OER): A Systematic Mapping of the Literature from 2015 to 2019.” <i>Contemporary Educational Technology</i>, vol. 13, no. 4, ep325, Bastas Publications, 2021, doi:<a href=\"https://doi.org/10.30935/cedtech/11145\">10.30935/cedtech/11145</a>.","ama":"Otto D, Schröder N, Diekmann D, Sander P. Trends and Gaps in Empirical Research on Open Educational Resources (OER): A Systematic Mapping of the Literature from 2015 to 2019. <i>Contemporary Educational Technology</i>. 2021;13(4). doi:<a href=\"https://doi.org/10.30935/cedtech/11145\">10.30935/cedtech/11145</a>"},"author":[{"full_name":"Otto, Daniel","last_name":"Otto","first_name":"Daniel"},{"full_name":"Schröder, Nadine","last_name":"Schröder","first_name":"Nadine"},{"first_name":"Daniel","full_name":"Diekmann, Daniel","last_name":"Diekmann"},{"first_name":"Pia","full_name":"Sander, Pia","last_name":"Sander"}],"article_number":"ep325","language":[{"iso":"eng"}],"year":"2021","_id":"1978","volume":13,"file_date_updated":"2023-01-26T14:59:54Z","title":"Trends and Gaps in Empirical Research on Open Educational Resources (OER): A Systematic Mapping of the Literature from 2015 to 2019","date_created":"2022-05-30T14:57:35Z","quality_controlled":"1","issue":"4","publication_status":"published","publication":"Contemporary Educational Technology","urn":"urn:nbn:de:hbz:bi10-19780","extern":"1","user_id":"237837","main_file_link":[{"open_access":"1"}],"publication_identifier":{"eissn":["1309517X"]},"type":"journal_article","file":[{"file_name":"trends-and-gaps-in-empirical-research-on-open-educational-resources-oer-a-systematic-mapping-of-the-11145.pdf","file_size":644265,"content_type":"application/pdf","date_updated":"2023-01-26T14:59:54Z","success":1,"date_created":"2023-01-26T14:59:54Z","creator":"nschroeder2","access_level":"open_access","file_id":"2306","relation":"main_file"}],"oa":"1","has_accepted_license":"1"}]