TY - BOOK AU - Volovik, Grigory E TI - The universe in a helium droplet T2 - The International series of monographs on physics; no. 117 SN - 978-0-19-850782-6 PY - 2003/// CY - Oxford PB - Clarendon Press KW - Effective theory KW - Gravity KW - Hydrodynamics KW - Quantum electrodynamics KW - Superfluidity ER -