Quantifying the Semantic Contribution of Particles. - Ramon Ferrer-i-Cancho; Francesc Reina (J. Quant. Linguistics, 2002)

Towards the Prepositional Meaning via Machine Learning: A Case Study of Spanish Grammar. - Francesc Reina; Irene Castellón; Lluís Padró 001 (Glottometrics, 2019)