Christopher Barnett in his 2011 work on Kierkegaard notes that "not many scholars have compared Kierkegaard and Weil, although a handful of studies are available." I have located 14 works on this topic and a half were published prior to 2011.
Abdullah, Sarwar Ahmed. 2014. "'Negative Faith: The Moment of God's Absence': Simone Weil on Affliction." MA Thesis MA Thesis, Theology and Religious Studies, Saint Mary's University. http://library2.smu.ca/bitstream/handle/01/26275/Abdullah_Sarwar_MASTERS_2014.pdf?sequence=1&isAllowed=y
Allen, Diogenes. 1996. "The Character of Don Giovanni in Mozart's Opera." In The Beauty that Saves: Essays on Aesthetics and Language in Simone Weil, edited by John M. Dunaway and Eric O. Springsted, 173-183. Macon, Georgia: Mercer University Press.
Barnett, Christopher B. 2011. Kierkegaard, Pietism and Holiness, Ashgate New Critical Thinking in Religion, Theology and Biblical Studies. Farnham, Surrey, England: Ashgate Publishing.
Dilman, İlham. 1998. Love: Its Forms, Dimensions, and Paradoxes. New York: St. Martin's Press. References to Simone throughout the book, but see especially 12.4 "Kierkegaard, Plato and Simone Weil on Loving the Beautiful" p. 224-229.
Duran, Jane. 2000. "The Two Simones." Ratio: An International Journal of Analytic Philosophy 13 (3):201-212. Weil’s work is briefly compared to that of Leibnitz and in more depth, to Kierkegaard’s in relation to creation and the role and use of the intellect in encounters with the divine.
Janiaud, Joël. 2006. Singularité et responsabilité : Kierkegaard, Simone Weil, Levinas, Travaux de philosophie. Paris Honoré Champion. Reprint, Excerpts, especially Chapter 3 "Stratégies De L'abnégation." are published in Simone Weil. Sagesse et Grâce Violente Ed. Lussy, Florence de. 2nd ed. Montrouge: Bayard, 2009. 207-29. .
Leung, Karey Kar Yee. 2007. "Suspension of Secular Seriousness: A Kierkegaardian Revival of Metaphysical Humor in Ethico-political Communication." PhD Diss, Political Science, Rutgers, The State University of New Jersey . Within the larger context of a consideration of 'form and content' in philosophical, particularly, Kierkegaardian thought, Leung briefly discusses Weil's writing on the danger of dismissing or ignoring 'superstition' as well as the role of belief in political thought.
Pattison, George. 2007. "Desire, Decreation and Unknowing in the God-relationship: Mystical Theology and its Transformation in Kierkegaard, Simone Weil and Dostoevsky " In Subjectivity and Transcendence, edited by Arne Grøn, Iben Damgaard and Søren Overgaard, 193-211. Tübingen: Mohr Siebeck. Pattison looks at the relationship between the self and God in mystical theology and as the title says “its transformation in Kierkegaard, Simone Weil and Dostoevsky”.
Rothhaar, Timothy. 2011. "The Outcast Individual: Abraham and Affliction in the Broader Society." Intermountain West Journal of Religious Studies 3 (1):60-74. http://digitalcommons.usu.edu/cgi/viewcontent.cgi?article=1016&context=imwjournal&sei-redir=1&referer=http%3A%2F%2Fscholar.google.ca%2Fscholar%3Fstart%3D70%26q%3Dsimone%2Bweil%26hl%3Den%26as_sdt%3D1%2C5%26as_ylo%3D2011%26as_yhi%3D2012#search=%22simone%20weil%22 Extensive comparison of Weil and Kierkegaard
Rubinstein, Ernest. 2014. "Simone Weil." In From Ecclesiastes to Simone Weil: Varieties of Philosophical Spirituality, 227-250. Madison: Fairleigh Dickinson University Press.
Sheil, Patrick. 2006. Kierkegaard and Levinas: The Subjunctive Mood. Edited by Martin Warner and Kevin Vanhoozer, Transcending Boundaries in Philosophy and Theology. London: Routledge. Reprint, First published in 2010 by Ashgate Publishing. Includes comparison of Weil and Levinas and Kierkegaard
Tietjen, Mark A. 2017. "Kierkegaard, Weil and Agapic Moral Fideism." In Kierkegaard's God and the Good Life, edited by Stephen Minister, J. Aaron Simmons and Michael Strawser, 78-91. Bloomington, IN: Indiana University Press. Extensive comparison of Weil’s and Kierkegaard’s understanding of love and fideism
Verbin, Nehama. 2013. "Providence Interiorized: Maimonides, Kierkegaard and Weil on Divine Providence." In Knowledge, Action Pluralism: Contemporary Perspectives in Philosophy of Religion, edited by Sebastian Kołodziejczyk and Janusz Salamon, 225-247. Frankfurt am Main: Peter Lang.
Welz, Claudia. 2012. "Human Perfection: Overcoming Oneself: A Discussion of Kierkegaard's Four Upbuilding Discourses from 1844 with reference to Luther, Heidegger, and Simone Weil." In Kierkegaard in Lisbon : Contemporary Readings of Repetition, Fear and Trembling, Philosophical Fragments and the 1843 and 1844 Upbuilding Discourses, edited by José Miranda Justo and Elisabete M de Sousa, 97-115. Lisboa, Portugal: Centro de Filosofia da Universidade de Lisboa. http://www.kierkegaard.centrodefilosofia.com/pdfs/Kierkegaard_in_Lisbon.pdf
http://docplayer.net/37034681-Kierkegaard-in-lisbon.html