“Biohydroxyapatite Is a New Phase for the Selective Microweighing of Organic Compound Vapours – Markers of Inflammation in the Nasal Mucus of Calves and Hu-Mans Report 1. Sorption in Model Systems”. Sorbtsionnye I Khromatograficheskie Protsessy, vol. 21, no. 2, Apr. 2021, pp. 142-5, https://doi.org/10.17308/sorpchrom.2021.21/3348.