journal yourself, one of the places you can do that is here . The National Contact Point Open Access has published a list of the most-cited open access journals in order to improve the visibility of established [...] Access and Quality Open Access is viewed with some reservations, especially with regards to the quality of the published materials. In some cases, these reservations are justified (see, for example, " predatory [...] importance on appropriate quality assurance measures, such as peer review, the same way closed access publications do. No matter the publication route, in Germany research must follow DFG guidelines for good
https://www.ub.uni-rostock.de/en/support-for-researchers/open-access/open-access-and-quality/