The Delfonics are a Philly group with international appeal

The Delfonics

Members of Refused, Minor Threat, The Faith & Girls Against Boys Join Forces to Form Fake Names & Share Brick Single (Epitaph Records)

What are the differences between Motown and Philadelphia soul? - Quora

CD Album - The Delfonics - La La Means I Love You / Sound Of Sexy Soul - Kent - UK

Popular Music - Encyclopedia of Greater Philadelphia

THE PHILADELPHIA SOUND-SWEET SOUL MUSIC

About - Philadelphia International Records

Daryl Hall & John Oates: 'We had a lethal ability to experiment', Pop and rock

First Stop on the Love Train: The O'Jays' Imperial Years Collected On Shout Label - The Second Disc

Op-Ed: An ode to Philly soul: La-la means more than 'I love you' - Los Angeles Times

Joe Conklin and City Rhythm Orchestra To Salute Philly Sports Teams and Fans with Music and Comedy Show