Some articles on romnichals, romnichal:

Angloromani Language - Intertwining
... colloquial English style this often leads outsiders to believe that the speech of Romnichals is regional English ... varieties also means that many outsiders perceive Romnichals to be from the West Country because West Country English is also rhotic ... Indeed, many Romnichals from the south of England or the Midlands region have a slightly West Country sounding accent in fact it is a southern Romnichal accent ...