@techreport{RISC1614,author = {Jochen Pfalzgraf},
title = {{On a General Notion of a Hull}},
number = {94-14},
year = {1994},
note = {Published in Automated Practical Reasoning: Algebraic Approaches, J. Pfalzgraf, D. Wang (eds.), Texts and Monographs in Symbolic Computation, Springer, 1994. To appear.},
sponsor = { Austrian National Science Foundation project no. 9316 in the frame of Esprit Basic Research Projects 3125, project MEDLAR I, and 6471, project MEDLAR II.},
type = {RISC Report Series},
institution = {Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz},
address = {Altenberger Straße 69, 4040 Linz, Austria},
issn = {2791-4267 (online)}
}