References
[1] https://github.com/audacity/audacity [2] http://www.audacityteam.org/download/ [3] https://sourceforge.net/projects/audacity/ [4] http://manual.audacityteam.org/o/index.html
[1] https://github.com/audacity/audacity [2] http://www.audacityteam.org/download/ [3] https://sourceforge.net/projects/audacity/ [4] http://manual.audacityteam.org/o/index.html