@TechReport{CDMTCS552,
	author = "C.S. Calude, K.F. Celine, Z. Gao, S. Jain, L. Staiger and F. Stephan", 	 
	title = "Bi-immunity over Different Size Alphabets",
	institution = "Centre for Discrete Mathematics and Theoretical Computer Science, University of Auckland, Auckland, New Zealand",
	type = "Report {CDMTCS}-552",
	month = mar, 
	year = 2021,
	url = "https://www.cs.auckland.ac.nz/research/groups/CDMTCS/researchreports/download.php?selected-id=797", 
	updated = "BibTex database updated Sat May 11 15:17:37 2024 NZST", 
}