1. Presente y futuro de la enseñanza del Espanol en Filipinas;Collantes;Cuaderno del Centro Cultural,1977
2. Towards the standardization of verbal conventions Pilipino for Trial Court Proceedings;De La Peña,1984
3. Setting a research agenda for the intellectualization of Filipino: theoretical base for teacher training,1988
4. Ang wikang Filipino sa Taong 2000;Gonzalez,1993
5. Language and nationalism in the Philippines: an update;Gonzalez,1994