@misc{ pirsa_PIRSA:08070042,
doi = {},
url = {https://pirsa.org/08070042},
author = {Epp, Richard},
keywords = {},
language = {en},
title = {Relativity 4},
publisher = {Perimeter Institute},
year = {2008},
month = {jul},
note = {PIRSA:08070042 see, \url{https://pirsa.org}}
}