Ramana MaharshiYou are That, here and now.… That is the master key for solving all doubts. The doubts arise in the mind. The mind is born of the ego. The ego rises from the Self. Search the source of the ego and the Self is revealed. That alone remains.

Ramana Maharshi

Brahma Sūtras Reference Materials:

Video/Audio Lectures

Swami Paramarthananda
390 classes (~55 mins each)

Swami Dayananda Saraswati
99 classes (~60 mins each)

Swami Tattvavidananda
14 classes (search for "Adhyasa Bhasyam" on the linked page)

Swami Viditatmananda
99 classes on First Four Sutras (~90 mins each)

002 Brahma sūtra Chathsutri

Swami Paramananda Bharti
7 classes on Adhyasa Bhashya or Shankaracharya's Intro (~60-90 mins each)

Adhyasa Bhashyam 6