Raschke VU, Oltersdorf I, Elmadfa ML, Wahlqvist BSB, Cheema A, Kouris-Blazos A. Content of a novel online collection of traditional east African food habits (1930s – 1960s): data collected by the Max-Planck-Nutrition Research Unit, Bumbuli, Tanzania. Asia Pac J Clin Nutr. 2007;16(1):140–51.
Abdou-Bouba A. Contribution à l’étude du développement d’un aliment fonctionnel à base d’épices du Cameroun: Caractérisation physico-chimique et fonctionnelle, Thèse présentée à l’Institut National Polytechnique de Lorraine et à l’Université de Ngaoundéré en vue d’obtention du titre de Docteur de L’INPL et Docteur Ph D de l’Université de Ngaoundéré (Cameroun). 2009; p 223.
Suleyman MD, African indigenous food crops: their roles in combatting chronic diseases in Ghana. Thesis submitted in conformity with the requirements for the degree of Master of Arts Department of Social Justice Ontario Institute for Studies in Education University of Toronto-Canada. 2014; p143.
Prabhakar PK, Srivastav PP. Characterization of soru-chakli- A traditional food of West Bengal. Food Sci Technol. 2015;1(2):1–8.
Tchiégang C, Mbougueng PD. Composition chimique des épices utilisées dans la préparation du nah poh et du nkui de l’Ouest Cameroun. Tropicultura. 2005;23(4):193–200.
Abdou-Bouba A, Njintang YN, Scher J, Mbofung CMF. Phenolic compounds and radical scavenging potential of twenty Cameroonian spices. Agric Biol J North Am. 2010;1(3):213–24.
Abdou-Bouba A, Njintang YN, Foyet HS, Scher J, Montet D, Mbofung CMF. Proximate composition, mineral and vitamin content of some wild plants used as spices in Cameroon. Food Nutr Sci. 2012;3:423–32.
Lawless LJR, Hottenstein A, Ellingsworth J. The mccormick spice wheel: a systematic and visual approach to sensory lexicon development. J Sensor Stud. 2012;27:37–47.
Spence C. Crossmodal contributions to the perception of piquancy/spiciness. Journal of Sensory Studies. 2019;34:e12476 https://doi.org/10.1111/joss.12476.
Nana-Ngassam T. Contribution à la connaissance de la composition en épices entrant dans les préparations du nah poh et du nkui. Mémoire présenté en vue de l’obtention du Diplôme de Professeur d’Enseignement Secondaire IIe Grade, Ecole Normale Supérieure, Université de Yaoundé I (Cameroun). 1997; p49.
Badau MH, Igene JO, Collison EK, Nkama I. Studies on production, Physico-chemical and sensory properties of a standard kilishi ingredient mix powder. Int J Food Sci Nutr. 1997;48:165–8.
WWF. (World Wild Fund for Nature) and IUCN (World Nature Conservation). Centres of plant diversity, A guide and strategy for their conservation vol.1. Cambridge: IUCN publication units; 1994. p. 335.
CHeek M. Xylopia africana. The IUCN Red List of Threatened Species: 2014. e.T45423A3001846https://doi.org/10.2305/IUCN.UK.20143.RLTS.T45423A3001846.en.
Modi VK, Sidde GSG, Sakhare PZ, Mahendrakar NS, Narasimha DR. Pre-processed spice mix formulation and changes in its quantity during storage. Food Sci Technol. 2006;39:613–20.
Jirovetz L, Buchbauer G, Ngassoum MB, Geissler M. Aroma compound analysis of Piper nigrum and Piper guineense essential oils from Cameroon using solid-phase microextraction–gas chromatography, solid-phase microextraction–gas chromatography–mass spectrometry and olfactometry. J Chromatography A. 2002;976(2):265–75.
Clark JE. Taste and flavour: their importance in food choice and acceptance. Proc Nutr Soc. 1998;57:639–43.
Jirovetz L, Buchbouer G, Ngassoum MB, Geissler M. Analysis of headspace aroma compound of the seeds of the Cameroonian ‘garlic plant’ H. gabonii using SPME/ GC/FID SPME/ GC/ MS and alfactometry. J Eur Food Res Technol. 2002;214:212–5.
Songue JL, Azebaze AGB, Vardamides JC, Ndom JC, Meyer AM, Dongo E, et al. A novel alkylsulfone from the seeds of Scorodophloeus zenkeri. Bull Chem Soc Ethiopia. 2006;20(1):173–6.
Uma Pradeep K, Geervani P, Eggum BO. Common Indian spices: Nutrients composition, consumption and contribution to dietary value. Plant Foods Hum Nutr. 1993;44:137–48.