Ukulele and Singing for Absolute Beginners – online video course
https://tatiana-soloviova.teachable.com/p/singing-and-playing-ukulele
Stepan Smolenksy and the Renaissance of Sacred Music in Russia – article
http://tatianasoloviova.com/stepan-smolensky-and-the-renaissance-of-sacred-music-in-russia/
Sergei Rachmaninoff and the Traditional Chants – article
http://tatianasoloviova.com/wp-content/uploads/2019/10/Soloviova-2.pdf