TY - BOOK ID - 128319596 TI - Understanding Einstein's theories of relativity : man's new perspective on the cosmos PY - 1991 SN - 0486266591 PB - New York (N.Y.) : Dover publications, DB - UniCat KW - Relativity (Physics) KW - Space and time KW - Popular works. KW - Popular works. UR - https://www.unicat.be/uniCat?func=search&query=sysid:128319596 AB - ER -