@inbook{inbook, title  = {{Graded Concrete}},

 publisher = {{CRC Press}},

 url = {{http://dx.doi.org/10.1201/9781003320746-8 }},

 year = {{2022}},

 month = {{11}},

 author = {{Pratama MMA and Puspitasari P and Prayuda H}},

 doi = {{10.1201/9781003320746-8}},

 pages = {{121-139}},

 note = {{Accessed on 2024/12/28}}}