found: His Lexicón wanka-español, 1973.
found: Las lenguas de los incas, 2013:page 4 of cover (Specialist in Andean languages, PhD in linguistics, Universidad de San Marcos (Lima) and Illinois (sede de Urbana-Champaign); professor, lecturer, author)
found: Materialidad, memoria y lenguaje en la Relación de las Fábulas y Ritos de los Incas (1575) de Cristóbal de Molina, 2021:t.p. (Rodolfo Cerrón-Palomino) page 4 of cover (linguist specialised in Andean languages; Professor at the Pontificia Universidad Católica del Perú; he has studied the languages Quechua, Aimara, Mochica, Uro and Puqina)