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  author =        {Zhai, Yunbo},
  journal =       {Renewable Sustainable Energy Rev.},
  pages =         {223--247},
  title =         {A review of the hydrothermal carbonization of biomass
                   waste for hydrochar formation: Process conditions,
                   fundamentals, and physicochemical properties},
  volume =        {90},
  year =          {2018},
}

@article{Maciej-Wilk-2020,
  author =        {{\'S}liz, Maciej and Wilk, Magorzata},
  journal =       {Renewable Energy},
  pages =         {942--950},
  title =         {A comprehensive investigation of hydrothermal
                   carbonization: Energy potential of hydrochar derived
                   from Virginia mallow},
  volume =        {156},
  year =          {2020},
}

@article{Zhai-Yunbo-Peng-Energy-2017,
  author =        {Zhai, Yunbo and Peng, Chuan and Xu, Bibo and
                   Wang, Tengfei and Li, Caiting and Zeng, Guangming and
                   Zhu, Yun},
  journal =       {Energy},
  pages =         {167--174},
  title =         {Hydrothermal carbonisation of sewage sludge for char
                   production with different waste biomass: Effects of
                   reaction temperature and energy recycling},
  volume =        {127},
  year =          {2017},
}

@article{Krysanova-Krylova-Pudova-2021,
  author =        {Krysanova, Kristina and Krylova, Alla and
                   Pudova, {\relax Ya}na and Kulikova, Mayya},
  journal =       {Solid Fuel Chem.},
  number =        {5},
  pages =         {306--311},
  title =         {Influence of the Method of Preparation of Biochar
                   from Peat and Sawdust on Its Composition and Thermal
                   Characteristics},
  volume =        {55},
  year =          {2021},
}

@article{Smith-Singh-Andrew-2016,
  author =        {Smith, Aidan M. and Singh, Surjit and
                   Ross, Andrew B.},
  journal =       {Fuel},
  pages =         {135--145},
  title =         {Fate of inorganic material during hydrothermal
                   carbonisation of biomass: Influence of feedstock on
                   combustion behaviour of hydrochar},
  volume =        {169},
  year =          {2016},
}

@article{Li-Zhao-Li-2020,
  author =        {Li, Jiawe and Zhao, Peitao and Li, Tian and Lei, Meng and
                   Yan, Weijie and Ge, Shifu},
  journal =       {J. Anal. Appl. Pyrolysis},
  pages =         {104771},
  title =         {Pyrolysis behavior of hydrochar from hydrothermal
                   carbonization of pinewood sawdust},
  volume =        {146},
  year =          {2020},
}

@article{Sermyagina-Saari-Vakkilainen-2015,
  author =        {Sermyagina, Ekaterina and Saari, Jussi and
                   Vakkilainen, Esa},
  journal =       {J. Anal. Appl. Pyrolysis},
  pages =         {551-556},
  title =         {Hydrothermal carbonization of coniferous biomass:
                   Effect of process parameters on mass and energy
                   yields},
  volume =        {113},
  year =          {2015},
}

@article{Volpe-Fiori-2017,
  author =        {Volpe, Maurizio and Fiori, Luca},
  journal =       {J. Anal. Appl. Pyrolysis},
  pages =         {63-72},
  title =         {From olive waste to solid biofuel through
                   hydrothermal carbonisation: The role of temperature
                   and solid load on secondary char formation and
                   hydrochar energy properties},
  volume =        {124},
  year =          {2017},
}

@article{Wu-Wang-Cui-2023,
  author =        {Wu, Shuang and Wang, Qing and Cui, Da and Sun, Han and
                   Yin, Helin and Xu, Faxing and Wang, Zhenye},
  journal =       {J. Energy Inst.},
  pages =         {101209},
  title =         {Evaluation of fuel properties and combustion
                   behaviour of hydrochar derived from hydrothermal
                   carbonisation of agricultural wastes},
  volume =        {108},
  year =          {2023},
}

@article{Lynam-Reza-Yan-2015,
  author =        {Lynam, Joan G. and Reza, M. Toufiq and Yan, Wei and
                   V{\'a}squez, Victor R. and Coronella, Charles J.},
  journal =       {Biomass Convers. Biorefin.},
  pages =         {173-181},
  title =         {Hydrothermal carbonization of various lignocellulosic
                   biomass},
  volume =        {5},
  year =          {2015},
}

@article{Li-Wang-Yuan-2018,
  author =        {Li, Hui and Wang, Siyuan and Yuan, Xingzhong and
                   Xi, Yanni and Huang, Zhongliang and Tan, Mengjiao and
                   Li, Changzhu},
  journal =       {Bioresour. Technol.},
  pages =         {574-581},
  title =         {The effects of temperature and color value on
                   hydrochars properties in hydrothermal carbonization},
  volume =        {249},
  year =          {2018},
}

@article{Ischia-Giulia-Fiori-2020,
  author =        {Ischia, Giulia and Fiori, L.},
  journal =       {Waste Biomass Valorization},
  pages =         {1--28},
  title =         {Hydrothermal Carbonization of Organic Waste and
                   Biomass: A Review on Process, Reactor, and Plant
                   Modeling},
  volume =        {6},
  year =          {2020},
}

@article{Adolfsson-Karin-Yadav-2020,
  author =        {Adolfsson, Karin and Yadav, Nisha and
                   Hakkarainen, Minna},
  journal =       {Curr. Opin. Green Sustain. Chem.},
  pages =         {18--24},
  title =         {Cellulose-Derived Hydrothermally Carbonized Materials
                   and Their Emerging Applications},
  volume =        {23},
  year =          {2020},
}

@incollection{Klavins-Tjutrins-2010,
  address =       {Riga},
  author =        {Klavins, M and Ansone, L and Tjutrins, J and
                   Silamikele, O and Purmalis, O.},
  booktitle =     {Differential thermal analysis of peat and peat humic
                   acids in relations to their origin},
  editor =        {M. Klavins},
  publisher =     {University of Latvia Press},
  title =         {Mires and Peat},
  year =          {2010},
}


