- researchgate.net publication/325060310_The_…
- hotelandplace.com et/hotellid/list-of-islands-of-…
- fliphtml5.com hzou/ejoe/basic
- historicalpicturearchive.com irish-life/castles/
- library.oapen.org bitstream/id/a7fd9228-87c1-48ec…
- steamindex.com locomag/lcwr38.htm
- academia.edu 84681275/The_British_and_Irish_…