Yoxall, A; J. Langley; R. Janson; J. Wearn; G. Manson (2006). "The Use of Uncertainty Analysis for Design of Container Closures". Packaging Technology and Science. 19 (3). Wiley: 139–147. doi:10.1002/pts.716. S2CID109492532.
Carus, D. A.; C. Grant; R. Wattie; M. S. Pridham (2006). "Development and Validation of a Technique to Measure and Compare the Opening Characteristics of Tamper-evident Bottle Closures". Packaging Technology and Science. 19 (2). Wiley: 105–118. doi:10.1002/pts.721. S2CID110675079.
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Yoxall, A; J. Langley; R. Janson; J. Wearn; G. Manson (2006). "The Use of Uncertainty Analysis for Design of Container Closures". Packaging Technology and Science. 19 (3). Wiley: 139–147. doi:10.1002/pts.716. S2CID109492532.
Carus, D. A.; C. Grant; R. Wattie; M. S. Pridham (2006). "Development and Validation of a Technique to Measure and Compare the Opening Characteristics of Tamper-evident Bottle Closures". Packaging Technology and Science. 19 (2). Wiley: 105–118. doi:10.1002/pts.721. S2CID110675079.