@misc{miscf0b8c0a9,
title   = {Ground-based astrometry with the aspho: optical-radio reference systems connection},
author = {Martin, V A F and Leister, Nelson Vani and Poppe, P C R and Brito, A A and Matos, L},
year = {2002},
publisher = {SAB},
booktitle   = {Reunião Anual da Sociedade Astronômica Brasileira}
}