1. Death anxiety: An analysis of an evolving concept;Lehto;Res Theory Nurs Pract,2009
2. Cicirelli VG. Older Adults' Views on Death. New York, NY, US: Springer Publishing Co.; 2002.
3. The Collett-Lester Fear of Death Scale: The original version and a revision;Lester;Death Stud,1990
4. Neimeyer RA, Moore MK. Validity and Reliability of the Multidimensional Fear of Death Scale. In: Death Anxiety Handbook: Research, Instrumentation, and Application. Philadelphia, PA, US: Taylor & Francis; 1994. p. 103-19.
5. The construction and validation of a death anxiety scale;Templer;J Gen Psychol,1970