1. Some enzymes relevant to citric acid accumulation by Aspergillus niger;Agrawal;Enzyme and Microbial Technology,1983
2. Kinetic studies on citric acid production by Aspergillus niger. 1. Phases of mycelium growth and product formation;Alexander;Acta Microbiologica Polonica Ser. BM Microbiologica Applicata,1975
3. Analysis of ash as a means for determining the origin of sugars;Brown,1948
4. Analysis of ash as a means for determining the origin of sugars;Brown,1948
5. Effect of hexacyanoferrate II ions on citric acid fermentation;Bruchmann;Chemische Zeitung,1986