A quick search in the online Bibliography of Asian Studies (from the Association for Asian Studies) finds 10 articles (journal articles and book chapters) on Vācaspati, most linked to available full-text.. See brief citations below.

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Record: 1
Jñānaśrīmitra-a link between Vācaspati and UdayanaBy: Thakur, Anantalal. Buddhist Studies (Delhi) 11 (1987) p.27-34
Database: 
Bibliography of Asian Studies


Record: 2
Samprajñāta samādhi in the Pātañjala yoga system-difference in interpretation between Vācaspati Miśra and VijñānabhikṣuBy: Rukmani, T.S. Journal of the Ganganatha Jha Kendriya Sanskrit Vidyapeetha (Allahabad) 40, pts.1-4 (Jan-Dec 1984) p.47-57
Database: 
Bibliography of Asian Studies


Record: 3
The nyāyatattvāloka of Vācaspati Miśra IIBy: Jha, Kishore Nath. In: Mukhopadhyaya, Rama Ranjan; et al., eds. Philosophical essays: Professor Anantalal Thakur felicitation volume. Calcutta: Sanskrit Pustak Bhandar, 1987. 251p. p.182-189
Database: 
Bibliography of Asian Studies


Record: 4
The prologue and epilogue verses of Vācaspati-miśra: IBy: Aklujkar, Ashok. Rivista degli studi orientali (Roma) 73, nos.1-4 (1999) p.105-130
Database: 
Bibliography of Asian Studies


Record: 5
The verbal cognition according to Vācaspati MiśraBy: Shukla, J.M. In: Datta, B.; Sharma, U.C.; Vyas, Nitin J., eds . Aruna-bhāratl̄: Professor A.N. Jani felicitation volume: essays in contemporary Indological research. Baroda: Prof. A.N. Jani Felicitation Volume Committee, Oriental Institute, 1983. 400p. p.207-224
Database: 
Bibliography of Asian Studies


Record: 6
Vācaspati Mishra [A.D. 842-?]By: Gupta, Bina. In: McGreal, Ian P., Editor. Great thinkers of the Eastern world: the major thinkers and the philosophical and religious classics of China, India, Japan, Korea, and the world of Islam. New York : HarperCollins, xvii, 505p. p.220-223
Database: 
Bibliography of Asian Studies


Record: 7
Vācaspati MiśraBy: Potter, Karl H. In: Arrington, Robert L., ed. A companion to the philosophers. Malden, Mass.: Blackwell, 1999. xix, 696p. (Blackwell companions to philosophy) p.632-633
Database: 
Bibliography of Asian Studies


Record: 8
Vacaspati on the place of karma in sadhanaBy: Sheshagiri Rao, V.N. Journal of the Mysore University Section A: Arts (Mysore) 41 (1979) p.46-50
Database: 
Bibliography of Asian Studies


Record: 9
Vacaspati's criticism of sphota-vadaBy: Suryanarayana Sastri, S.S. Voice of Sankara (Madras) 13, no.3 (Nov 1988) p.41-56
Database: 
Bibliography of Asian Studies


Record: 10
Yogipratyakṣa in Vācaspati Miśra's NyāyakaṇikāBy: Woo, Jeson. In: Preisendanz, Karin, ed. Expanding and merging horizons: contributions to South Asian and cross-cultural studies in commemoration of Wilhelm Halbfass. Vienna: Austrian Academy of Sciences Press, 2007. 732p. (Österreichische Akademie der Wissenschaften. Phi p.347-353
Database: 
Bibliography of Asian Studies


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Message: 8
Date: Wed, 7 Feb 2024 10:03:03 +0000 (UTC)
From: dmitry shevchenko <dima812000@yahoo.com>
To: Indology List <indology@list.indology.info>
Subject: Re: [INDOLOGY]  Looking for articles on V?caspati Mi?ra
Message-ID: <858593133.6329188.1707300184006@mail.yahoo.com>
Content-Type: text/plain; charset="utf-8"

I would like to thank Olena Lucyszyna, Patty O'Brien, and Frank Koehler for kindly scanning and sending me the requested articles! I am grateful for your help!
Best regards,Dimitry
   On Friday, February 2, 2024 at 08:56:21 AM GMT+2, dmitry shevchenko via INDOLOGY <indology@list.indology.info> wrote:  

Dear colleagues,
I cannot find this article on?V?caspati Mi?ra's?Ny?yaka?ik?:Jeson Woo, "Yogipratyaksain Vacaspati Misra's Nyayakanika",Expanding and Merging Horizons. Contributions to South Asian and Cross-CulturalStudies in Commemoration of Wilhelm Halbfass. Edited Karin Preisendanz. Wien2007 (EMH) 347-356

I would be grateful to whoever has the article and can share it with me. I'm also looking for the following articles:Jeson Woo, "Vacaspati Misra and Jnanasrimitra on theobject of yogipratyaksa?, RLBPA (not sure which title is abbreviated here) 469-476
Ramaprasad Bhattacharya, "Vacaspati, the follower ofMandana", Charudeva Sastri Felicitation Volume. Volume I. Delhi 1974 [PK2.Z5 S53 2 vols]. (CDSFV), 344-347
Naresh Chanda Jha, "Misconceptions about some of thescholars of Mithila", Journal of the Ganganatha Jha Research Institute(Allahabad) (JGJRI) 31, 1975, 259-264

Thank you in advance and best wishes to all,Dimitry