1. Magnetic bubble technology;Eschenfelder,1981
2. Ferroelectric crystals;Jona,1993
3. Cosmic strings and other topological defects;Vilenkin,1994
4. Kinks and domain walls: an introduction to classical and quantum solitons;Vachaspati,2006
5. Classical transitions with the topological number changing in the early universe;Gani;JCAP,2018