Books, articles, links, downloadable documents:
e-book “Diálogos com o Som: Música de Câmara” (Dialogues with Sound: Chamber Music). The book is available at the website of the Registration Center (CeR) of the School of Music of the University of the State of Minas Gerais (ESMU/UEMG): https://www.centroderegistro.org/ (Articles in Portuguese and English)
“Signs, Games & Messages” by Roeland Jaegers
“Running an educational chamber music programme remotely” by Graham Oppenheimer
“Partnership in Music” by Jerzy Marchwinski