Tributes from TV-8:
TV9 - Sangeet Samrat Susarla Dakshinamurthy passes away at 90
Tv9- Chit Chat with Swara Brahma Susarla
and also సుస్వరశాల "నర్తనశాల" సృష్టించిన స్వర బ్రహ్మ శ్రీ సుసర్ల ఇక లేరు.
Some of his early songs like Challani Vennelalo can be found in Susarla Dakshinamurthy : Artist and oldtelugusongs site.
A cinemachat write up on the blockbuster Narthanasala contains many dance songs including Raaga Sudhaa Rasa Saaram.
Like Samudrala Sr., Kasinathuni Viswanath and many others Dakshinamurthy was born on the banks of river Krishna in Pedakallepalli. Many others are from Godavari delta. Perhaps the agraharams and temple towns contributed to the preservation of various art forms in Andhra Pradesh. Now they may be shifting to metropolitan areas like Hydrabad as it happened with the shift to Madras in Tamilnadu, but I do not know.