Plain text, RIS, BibTex Journal Articles by M. Fridrichová I. Matulková, I. Císařová, M. Fridrichová, R. Gyepes, P. Němec, J. Kroupa and I. Němec Inorganic Salts of N-phenylbiguanidium(1\mathplus)\textemdashNovel Family with Promising Representatives for Nonlinear Optics International Journal of Molecular Sciences 22(16), 2021 DOI BibTeX I. Matulková, M. Fridrichová, I. Císařová, P. Vaněk, F. Uhlík and I. Němec Vibrational spectroscopic and crystallographic study of the novel guanylurea salts with sulphuric and selenic acids Journal of Molecular Structure 1131, 2017 DOI BibTeX