no. 3
Liquid crystals : relaxed energies, dipoles, singular lines and singular points
Annali della Scuola Normale Superiore di Pisa - Classe di Scienze, Série 4, Tome 17 (1990) no. 3, pp. 415-437 
@article{ASNSP_1990_4_17_3_415_0,
     author = {Giaquinta, M. and Modica, G. and Sou\v{c}ek, J.},
     title = {Liquid crystals : relaxed energies, dipoles, singular lines and singular points},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {415--437},
     year = {1990},
     publisher = {Scuola normale superiore},
     volume = {Ser. 4, 17},
     number = {3},
     mrnumber = {1079984},
     zbl = {0760.49026},
     language = {en},
     url = {https://www.numdam.org/item/ASNSP_1990_4_17_3_415_0/}
}
TY  - JOUR
AU  - Giaquinta, M.
AU  - Modica, G.
AU  - Souček, J.
TI  - Liquid crystals : relaxed energies, dipoles, singular lines and singular points
JO  - Annali della Scuola Normale Superiore di Pisa - Classe di Scienze
PY  - 1990
SP  - 415
EP  - 437
VL  - 17
IS  - 3
PB  - Scuola normale superiore
UR  - https://www.numdam.org/item/ASNSP_1990_4_17_3_415_0/
LA  - en
ID  - ASNSP_1990_4_17_3_415_0
ER  - 
%0 Journal Article
%A Giaquinta, M.
%A Modica, G.
%A Souček, J.
%T Liquid crystals : relaxed energies, dipoles, singular lines and singular points
%J Annali della Scuola Normale Superiore di Pisa - Classe di Scienze
%D 1990
%P 415-437
%V 17
%N 3
%I Scuola normale superiore
%U https://www.numdam.org/item/ASNSP_1990_4_17_3_415_0/
%G en
%F ASNSP_1990_4_17_3_415_0
Giaquinta, M.; Modica, G.; Souček, J. Liquid crystals : relaxed energies, dipoles, singular lines and singular points. Annali della Scuola Normale Superiore di Pisa - Classe di Scienze, Série 4, Tome 17 (1990) no. 3, pp. 415-437. https://www.numdam.org/item/ASNSP_1990_4_17_3_415_0/

[1] F. Almgrem - W. Browder - E.H. Lieb, Co-area, liquid crystals, and minimal surfaces, In DDT - a selection of Papers, Springer-Verlag, 1987.

[2] F. Bethuel, A characterization of maps in H1(B3,S2) which can be approximated by smooth maps, preprint.

[3] F. Bethuel - S. Brezis - J.M. Coron, Relaxed energies for harmonic maps, preprint.

[4] S. Brezis, Sk-valued maps with singularities, In "Topics in Calculus of Variations" Ed. M. Giaquinta, Lecture Notes in Math. n. 1365, Springer-Verlag 1989. | Zbl

[5] S. Brezis - J.M. Coron - E.H. Lieb, Harmonic maps with defects, Comm. Math. Phys. 107 (1986), p. 649-705. | Zbl

[6] J. Ericksen - D. Kinderlehrer, Theory and applications of liquid crystals, IMA Series vol. 5, Springer-Verlag 1987. | Zbl

[7] H. Federer, Geometric measure theory. Springer-Verlag, New York, 1969. | Zbl

[8] M. Giaquinta - G. Modica - J. Sou, Cartesian currents, weak diffeomorphisms and existence theorems in nonlinear elasticity, Archive for Rat. Mech. Anal. 106 (1989) 97-159. Erratum and addendum, Archive for Rat. Mech. Anal. 109 (1990), 385-392.

[9] M. Giaquinta - G. Modica - J. Sou, Cartesian currents and variational problems for mappings into spheres, Ann. Scuola Norm. Sup. Pisa 16 (1989), 393-485. | Zbl | Numdam

[10] M. Giaquinta - G. Modica, J. Sou, The Dirichlet Energy of Mappings with values into the sphere, Manuscripta Math. 65 (1989) 489-507. | Zbl

[11] R. Hardt, Point and line singularities in liquid crystals, preprint.

[12] R. Hardt - D. Kinderlehrer - F.H. Lin, Existence and partial regularity of static liquid crystal configurations, Comm. Math. Phys. 105 (1986), 547-570. | Zbl

[13] R. Hardt - F.H. Lin, A remark on H1 mappings, Manuscripta Math. 56 (1986) 1010. | Zbl

[14] Yu. G. Reshetnyak, Space Mappings with Bounded Distorsion, Translation of Mathematics Monographs n. 73, A.M.S., Providence. | Zbl