@article{5782, author = {Roy Garstang}, title = {Answer to Question $\#$25 [\textquoteleft\textquoteleftEscape velocity from the universe,\textquoteright\textquoteright Charles Hayes, Am. J. Phys. 63(9), 777 (1995)]}, year = {1996}, journal = {American Journal of Physics}, volume = {64}, pages = {205}, month = {Jan-01-1996}, issn = {00029505}, doi = {10.1119/1.18206}, }