**An operadic
approach to vertex algebra and Poisson vertex algebra cohomology** (with A. De Sole, R. Heluani,
and V.G. Kac), submitted (2018), 72 pp., arXiv:1806.08754.

**Twisted logarithmic modules of
lattice vertex algebras** (with M. Sullivan), accepted in *Trans. AMS* (2018), 41 pp.

**Inhomogeneous supersymmetric
bilinear forms** (with M. Sullivan), *Contemporary
Math*. **713** (2018), 35-45.

**Twisted
logarithmic modules of free field algebras** (with M. Sullivan), *J. Math.** **Phys**.* **57** (2016), 061701, 18 pp.

**Additional
symmetries of the extended bigraded Toda hierarchy** (with W. Wheeless), *J. Phys.** A: Math. Theor.* **49** (2016),** **055201, 25 pp.

**Twisted
logarithmic modules of vertex algebras**, *Commun**. Math. Phys. 345 (2016), no. 1, 355-383.*

**Orbifolds**** of lattice vertex algebras under an isometry of order two** (with J. Elsinger),
*Journal of Algebra* **441** (2015), 57-83.

**Bosonizations**** of sl_2^
and integrable hierarchies** (with D. Fleisher),

*W***-constraints for the total descendant potential of a simple
singularity **(with
T. Milanov), *Compositio** Math.* **149** (2013), no. 5, 840-888.

**Irreducible modules over
finite simple Lie pseudoalgebras II.**** Primitive pseudoalgebras of type K **(with A. D'Andrea
and V.G. Kac),

**Non-linear Lie conformal
algebras with three generators **(with A. De Sole), *Selecta
Math. (NS) 14 (2009),
no. 2, 163-198.*

*W***_{ N+1}-constraints for singularities of
type A_N **(with
T. Milanov),
preprint (2008), arXiv:0811.1965.

**Constructing models of
vertex algebras in higher dimensions **(with N.M. Nikolov), *Bulg. J. Phys.* **35** (2008), no. s1, 36-42.

**Infinite-dimensional Lie
algebras in 4D conformal quantum field theory **(with N.M. Nikolov, K.-H. Rehren
and I. Todorov), *J.
Phys. A: Math. Theor. ***41** (2008) 194002, 12 pp.

**Vertex (Lie) algebras in
higher dimensions**. Hermann Weyl prize lecture, in *Proceedings
of the XXVI International Colloquium on Group Theoretical Methods in Physics*,
ed. J.L. Birman, S. Catto
and B. Nicolescu, Canopus Pub. Ltd., Exeter, UK,
2009, pp. 15-20.

** **

**Unitary positive-energy
representations of scalar bilocal quantum fields** (with N.M. Nikolov, K.-H. Rehren
and I. Todorov), *Commun**. Math. Phys. 271
(2007), no. 1, 223-246.*

** **

**Generalized vertex algebras** (with V.G. Kac), in *Lie theory
and its applications in physics VI*, ed. H.-D. Doebner and V.K. Dobrev, Heron
Press, Sofia, 2006, pp. 3-25.

** **

**Jacobi identity for vertex
algebras in higher dimensions** (with N.M. Nikolov), *J. Math.** **Phys**.* **47** (2006), no. 5, 053505, 30 pp.

**Irreducible modules over finite
simple Lie pseudoalgebras I. Primitive pseudoalgebras of type W
and S **(with A. D'Andrea and V.G. Kac),

**Twisted modules over
lattice vertex algebras**
(with V.G. Kac), in *Lie theory and its applications in physics V*, ed. H.-D. Doebner and V.K. Dobrev, World Sci. Publishing, River Edge, NJ, 2004, pp.
3-26.

**Field algebras** (with V.G. Kac), *Int. Math.**
Res. Not.* **2003**, no. 3, 123-159.

**Theory of finite pseudoalgebras** (with A. D'Andrea and V. G. Kac), *Adv. Math.* **162** (2001), no. 1, 1-140.

** Lectures
on tensor categories and modular functors** (with A. Kirillov, Jr.), University Lecture Series 21, Amer. Math. Soc.,
Providence, RI, 2001.

**On the lego-Teichmüller
game** (with
A. Kirillov, Jr.), *Transform. Groups 5 (2000), no. 3, 207-244.*

**Cohomology**** of conformal algebras** (with V.G. Kac and A.A. Voronov), *Commun**.** Math.
Phys. 200 (1999), no. 3, 561-598.*

**Automorphisms**** of the Weyl algebra and bispectral operators** (with E. Horozov
and M. Yakimov), in *The bispectral problem*, ed. J. Harnad and A. Kasman, CRM Proc.
Lecture Notes 14, Amer. Math. Soc., Providence, RI, 1998, pp. 3-10.

**Beilinson-Drinfeld's**** definition of a chiral algebra**, unpublished, January
1997.

**General methods for
constructing bispectral operators** (with E. Horozov and M. Yakimov), *Phys. Lett.**
A 222 (1996), no. 1-2, 59-66.*

**Highest weight modules over
W_{1+infty} algebra and the bispectral problem** (with E. Horozov and M. Yakimov),

**Bispectral**** algebras of commuting ordinary
differential operators**
(with E. Horozov and M. Yakimov),
*Commun**.** Math.
Phys. 190 (1997), no. 2, 331-373.*

**Highest weight modules of W_{1+infty}, Darboux
transformations and the bispectral problem** (with E. Horozov and M. Yakimov),

**Bäcklund-Darboux**** transformations in Sato's Grassmannian** (with E. Horozov and M. Yakimov), *Serdica** Math.**
J.* **22** (1996), no. 4, 571-586.

**A QFT approach to W_{1+infty}** (with L.S. Georgiev and I.T. Todorov), in

**Tau-functions as highest weight
vectors for W_{1+infty} algebra** (with E. Horozov and M. Yakimov),