Reference: Alberdi 1995

Alberdi, Jabier. 1995. The development of the Basque system of terms of address and the allocutive conjugation. Amsterdam Studies in the Theory and History of Linguistic Science Series 4. 275–294. John Benjamins BV.

@article{alberdi1995development,
  author    = {Alberdi, Jabier},
  journal   = {Amsterdam Studies in the Theory and History of Linguistic Science Series 4},
  pages     = {275–294},
  publisher = {John Benjamins BV},
  title     = {The development of the Basque system of terms of address and the allocutive conjugation},
  year      = {1995}
}