@article{TAM_2021_48_1_a0,
     author = {Hamid Said},
     title = {An analytical mechanics approach to the first law of thermodynamics and construction of a variational hierarchy},
     journal = {Theoretical and applied mechanics},
     pages = {1 - 28},
     publisher = {mathdoc},
     volume = {48},
     number = {1},
     year = {2021},
     url = {http://geodesic.mathdoc.fr/item/TAM_2021_48_1_a0/}
}