Blockchain Technology Applied to Supply Chain Management: A Systems’ Analysis

Table 9

Analysis of the study trends in four years.

2018
BD and CK	Origin, technology, consumer perception, benefit, green, etc.
Research field	Gem industry [135], agricultural industry [137], wood industry [162], and manufacturing industry [138]
Research hotspot	Potential and prospects of blockchain technology [110], application of blockchain technology, trust mechanism of supply chain stakeholders [139, 140], and green supply chain
Research method	Lean approach [92] and operations’ research [141]
2019
BD and CK	Internet, IoT, big data, security, framework, challenges, quick response, user acceptance, integration, supply chain management, etc.
Research field	Cross-border trade industry [147], food service industry [148], sea transportation industry [149], medical industry [150], and automotive industry [151]
Research hotspot	Blockchain and IoT, Internet, big data technology [100], supply chain security [106], supply chain framework [121], quick response and user acceptance [142, 143], and supply chain integration [144–146]
Research method	Mean-variance approach [91] and game [152]
2020
BD and CK	A smart contract, sustainability, risk, uncertainty, privacy, impact assessment, impact, agricultural, industry4.0., etc.
Research field	Agriculture [163, 164], industry 4.0 [165], and smart city industry [166]
Research hotspot	Blockchain and smart contract [104], supply chain traceability [115, 120], lifecycle assessment [153, 154], circulation risk of inferior quality goods [160], and risk of privacy disclosure [156–159]
Research method	Fuzzy analytic network process (ANP)-modified total interpretive structural modelling (TISM) approach [183]
2021
BD and CK	Transparency, health, food, quality, service, competition, coordination, etc.
Research field	Financial industry, pharmaceutical industry, textile industry, and food industry [169–172]
Research hotspot	Supply chain transparency [167, 168], blockchain ensures food supply chain security, data encryption [175–178], privacy computing [179, 180], and coordinate and supply chain competitiveness [181, 182]
Research method	Quantum approximate optimization algorithm [173] and mixed-integer programming model [174]

BD and CK: burst detection words and core keywords.