As of 04/21/2018 - 17:00, this link is reporting 302 - Found.
The Central and Eastern European Online Library (CEEOL) is an Internet library and document distributor of articles from cultural and scientific publications from and about Central, Eastern, and South-East Europe. Abstracts can be viewed, but full text must be purchased. Prices are in Euros. Site in English, but many publication titles are in native language, so Extended Latin or Cyrillic support is helpful.
Site of Neue Sirene, a journal of international literature presented multilingually. Established as well as new authors are published. Subscription information is available online, as are the tables of contents to the first 12 issues along with a short excerpt from each piece. In German or English.
The Federation of East European Family History Societies should be the first stop for anyone researching East European geneology or family history on the Web.