Partia no.1 in B flat major TWV 41:B 1 - 3. Aria II Dolce

Whose song is Partia no.1 in B flat major TWV 41:B 1 - 3. Aria II Dolce?

Artist Album
Dorothee Oberlinger & Ensemble 1700
Telemann
Georg Philipp Telemann (1681-1767)
Dorothee Oberlinger & Ensemble 1700 - Telemann