100019 Gregorianik jẹ́ plánẹ́tì kékeré ní ibi ìgbàjá ástẹ́rọ́ìdì. Mary Kathleen Glavich (2008). The Catholic Companion to the Psalms. ACTA Publications. pp. 97–. ISBN 978-0-87946-364-9. http://books.google.com/books?id=Q8fY8sW8gNIC&pg=PA97.  Lutz D. Schmadel (10 June 2012). Dictionary of Minor Planet Names. Springer Science & Business Media. pp. 1384–. ISBN 978-3-642-29718-2. http://books.google.com/books?id=aeAg1X7afOoC&pg=PA1384.