Defects in liquid crystals: homotopy theory and experimental studies
1988 ◽
Vol 154
(3)
◽
pp. 381
◽
1988 ◽
Vol 31
(3)
◽
pp. 196-224
◽
1989 ◽
Vol 52
(5)
◽
pp. 555-654
◽
1976 ◽
Vol 35
(3-4)
◽
pp. 253-259
◽
Keyword(s):
1975 ◽
pp. 267-311
◽