@inproceedings{inproceedings378d3666,
title   = {Corrections to the fk5 reference frame observations of the sun with the prismatic astrolabe at IAGUSP/cerga},
author = {Poppe, P C R and Leister, Nelson Vani},
year = {1996},
publisher = {Astronomical Observatory of a Mickiewicz University},
booktitle   = {Iau Colloquium}
}