ikhenvald, A. Y. (2009). Eating, drinking and smoking: a generic verb and its semantics in Manambu. In J. Newman (Ed.), The linguistics of eating and drinking. Amsterdam/ Philadelphia: John Benjamins Publishing. 91-107.
Allerton, D. J. (1975). Deletion and proform reduction. Journal of linguistics, 11: 213-237.
Bahrami, F. (2014). A grammatical and typological study of object indexation in Persian. Ph.D. dissertation. Isfahan University. [in Persian]
Cennamo, M. (2017). Object omission and the semantics of predicates in Italian in a comparative perspective. In L. Hellan, A. Malchukov and M. Cennamo (Eds.), Introduction: Issues in contrastive valency studies. Amsterdam: John Benjamins Publishing. 251-273.
Chafe, W. (1987). Cognitive constraints on information flow. In R. Tomlin (Ed.), Coherence and grounding in discourse. Amsterdam: John Benjamins Poblishing. 21-51.
Fillmore, C. J. (1986). Pragmatically controlled zero anaphora. Proceeding of twelfth annual meeting of the Berkeley Linguistics Society, 95-107.
Glass, L. (2020). Verbs describing routines facilitate object omission in English. Proceedings of the linguistic society of America, 5, 44-58.
Goldberg, A. (2001). Patient arguments of causative verbs can be omitted: The role of information structure in argument distribution. Language Sciences, 503-524.
Graf, E., Theakstone, A., Lieven, E. & Tomasello, M. (2015). Subject and object omission in children’s early transitive constructions: A discourse- pragmatic approach. Applied Psycholinguistics, 36: 701- 727.
Lambrecht, K. )1994(. Information structure and sentence form. Cambridge: Cambridge University Press.
Liu, D. (2008). Intransitive or Object Deleting: Classifying English Verbs Used without an Object. Journal of English Linguistics, 36: 289-313.
Luraghi, S. (2004). Null objects in Latin and Greek and the relevance of linguistic typology for language reconstruction. Journal of Indo- European monograph series, 49: 234- 256.
Mittwoch, A. (1982). On the difference between eating and eating something: activities versus accomplishments. Linguistic inquiry, 13: 113-122.
Nᴂss, A. (2007). Prototypical transitivity. Amsterdam: John Benjamins Publishing.
Newman, J. (Ed,). (2009). The linguistics of eating and drinking. Amsterdam/ Philadelphia: John Benjamins Publishing.
Nygard, M. (2013). Discourse ellipsis in spontaneously spoken Norwegian. Ph.D. dissertation. Norwegian University of Science and Technology.
Pavey, E. L. (2010). The structure of language: An introduction to grammatical analysis. New York: Cambridge University Press.
Pérez-Leroux, A., Pirvulescu, M. & Roberge, Y. (2018). Direct Objects and Language Acquisition. Cambridge: Cambridge University Press.
Prince, E. (1981). Toward a taxonomy of given-new information. In P. Cole (Ed,). Radical pragmatics. New York: Academic Press. 56-223.
Rezai, V. & Neisani, M. (2013). The structure of the clause in Persian based on Role and Reference Grammar. Linguistic Research. University of Isfahan. 7: 51-66. [in Persian].
Song, J. J. (2018). Linguistic typology. Oxford: Oxford University Press.
Tsimpli, I. M. & Papadopoulou, D. (2006). Aspect and argument realization: A study on antecedentless null objects in Greek. Lingua, 116: 1595- 1615.
Van Valin, R. D. (1993). Advances in Role and Reference Grammar. Amsterdam/Philadelphia: John Benjamins Poblishing.
Van Valin, R. D. (2005). Exploring the syntax-semantics interface. Cambridge: Cambridge University Press.
Van Valin, R. D. & Lapolla, R. J. (1997). Syntax, structure, meaning and function. Cambridge: Cambridge University Press.
Van Valin, R. D. & Foley, W. A. (1984). Functional Syntax and Universal Grammar. Cambridge: Cambridge University Press.
Velasco, D. G. & Munoz, C. P. (2002). Understood objects in functional Grammar. Working paper in functional grammar, 76: 1-24.
Wechsler, S. (2015). Word meaning and syntax. Oxford: Oxford University Press.
Vendler, Z. (1967). Linguistics in philosophy. Ithaca: Cornell University Press.
Vihman, V. (2004). Valency reduction in Estonian. PhD dissertation. University of Edinburgh.
Zyzik, E. C. (2008). Null objects in second language acquisition: Grammatical vs. performance models. Second Language Research, 24: 65-110.