TY - BOOK ID - 32719669 TI - A journey into gravity and spacetime. PY - 1999 SN - 0716750163 0716760347 9780716750161 PB - New York : Scientific American Library, DB - UniCat KW - Gravity KW - Space and time KW - GraviteĢ KW - Espace et temps KW - Theory of relativity. Unified field theory KW - Gravity. KW - Space and time. UR - https://www.unicat.be/uniCat?func=search&query=sysid:32719669 AB - ER -