Pressman, Ian; David Singmaster (June 1989). ""The Jealous Husbands" and "The Missionaries and Cannibals"". The Mathematical Gazette. 73 (464). The Mathematical Association: 73–81. doi:10.2307/3619658. JSTOR3619658. S2CID116924808.
Ascher, Marcia (February 1990). "A River-Crossing Problem in Cross-Cultural Perspective". Mathematics Magazine. 63 (1). Mathematical Association of America: 26–29. doi:10.2307/2691506. JSTOR2691506.
Pressman, Ian; David Singmaster (June 1989). ""The Jealous Husbands" and "The Missionaries and Cannibals"". The Mathematical Gazette. 73 (464). The Mathematical Association: 73–81. doi:10.2307/3619658. JSTOR3619658. S2CID116924808.
Ascher, Marcia (February 1990). "A River-Crossing Problem in Cross-Cultural Perspective". Mathematics Magazine. 63 (1). Mathematical Association of America: 26–29. doi:10.2307/2691506. JSTOR2691506.
Sung, Hou-Mei (2004). "Tiger with cubs: A rediscovered Ming court painting". Artibus Asiae. 64 (2): 281–293. JSTOR3250187.
Pressman, Ian; David Singmaster (June 1989). ""The Jealous Husbands" and "The Missionaries and Cannibals"". The Mathematical Gazette. 73 (464). The Mathematical Association: 73–81. doi:10.2307/3619658. JSTOR3619658. S2CID116924808.