By Ilieva R   Dyulgerova E   Petrov O   Aleksandrova R   Titorenkova R   in Advances in Applied Ceramics

ISSN:1743-6753|112|4|219-226

Maney Publishing‎(2013)‎

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By Kovatchev M.   Ilieva R.   in Journal of Modern Optics

ISSN:1362-3044|43|7|1535-1541

Taylor & Francis Ltd‎(1996)‎

Access to resources Favorite 3.0530155