## Acknowledgement to Reviewers of _Applied Sciences_ in 2019
Vorob'ev, Mikhail_
* _M., Geethanjali_
* _M., Mofijur_
* _Ma, Andy Jinhua_
* _Ma, Christina Zong-Hao_
* _Ma, Chuying_
* _Ma, Der-Ming_
* _Ma, Fei_
* _Ma, Guancong_
* _Ma, Jiaju_
* _Ma, Ming_
* _Ma, Qingqing_
* _Ma, Shih-Hsin_
* _Ma, Tianyi_
* _Ma, Weiyi_
* _Ma, Xiaofu_
* _Ma, Mai_
* _Mafi, Mounir_
* _Maamoun, Ahmed_
* _Maaref, Hichem_
* _Maass, Kendra_
* _Maccarrone, Vincenzo_
* _MacDonald, Eric_
* _Macedo, Luis_
* _Macernis, Mindaugas_Machado, Penousal  
Machairas, Vasileios  
Machikhin, Alexander S.  
Machno, Magdalena  
Machrafi, Hatim  
Macias, Vanessa M.  
Mackenzie, Katrin  
Mackiewicz, Piotr  
Maczka, Wanda  
Madani, Abbas  
Madill, Cate  
Madlenak, Radovan  
Madokoro, Hirokazu  
Madruga, Francisco J.  
Madsen, Dag Divind  
Mady, Mohamed F.  
Maeda, Tomoki  
Maeder, Anthony  
Maekawa, Koichi  
Maestre Vidal, Jorge  
Maffiodo, Daniela  
Magalhaes, Luis Gonzaga  
Magan-Fernandez, Antonio  
Magasinski, Alexandre  
Magdziak, Marek  
Maggos, Thomas  
Maghuly, Fatemeh  
Magier, Mariusz  
Magna, Gabriele  
Magnabosco, Giulia  
Magne, Sylvain  
Magnot, Jean-Pierre  
Magnucka-Blandzi, Ewa  
Magrenan, Angel Alberto  
Magron, Paul  
Mahajan, Devinder  
Mahajan, Harshal  
Mahamadu, Abdul-Majeed  
Mahapatra, Manoj K.  
Mahapatra, Mausumi  
Mahbub, Parvez  
Mahbub, Upal  
Mahdavi, Mahboobe  
Mahdavipour, Omid  
Mahdi, Samira  
Mahdianpari, Masoud  
Maheshwari, Zeel  
Maheswaran, John  
Mahfuz, Sazia  
Mahian, Omid  
Mahmood, Aamir  
Mahmood, Asif  
Mahmoud, Abdelfattah  
Mahmoudabadi, Hamid  
Mahmoudi, Elham  
Mahmoudi, Farzaneh  
Mahmoudi, Sidi Ahmed  
Mahnic-Kalamiza, Samo  
Mahtaghi, Mohammad Javad  
Mahzari, Pedram  
Mai, Weijie  
Maia, F. Raquel  
Maier, Guido  
Maietta, Saverio  
Mainka, Anna  
Maio, Andrea  
Maior, Ioana  
Maiorana, Carlo  
Maire, Frederic  
Maisto, Maria Antonia  
Maiti, Moinak  
Mauri, Paolo  
Maiz, Jon  
Maichrowicz, Daria  
Majdan, Marek  
Majda-Zdancewicz, Ewelina  
Majed, Yaqoob  
Majidi Nezhad, Meysam  
Majkowska-Pilip, Agnieszka  
Majlingova, Andrea  
Major, Boguslaw  
Major, Ian  
Majumdar, Amit  
Majumdar, Gourab  
Mak, Man-Wai  
Makela, Jyrki M.  
Makela, Ville  
Makhous, Sepehr  
Makisha, Nikolay  
Makitalo, Niko  
Maknickiene, Nijole  
Makoschitz, Markus  
Makowiec, Danuta  
Makowska, Michalina  
Makrides, Andreas  
Maksimainen, Mikko  
Maksoud, Talal  
Makvandi, Pooyan  
Malachowski, Jerzy  
Malaiskiene, Jurgita  
Malakar, Nabin  
Malakooti, Amir  
Malallah, Ra'ed  
Malara, Angela  
Malassiotis, Sotiris  
Malave-Llamas, Karlo  
Male, Frank  
Malecki, Krzysztof  
Malekan, Mohammad  
Malekian, Arash  
Malek-Madani, Reza  
Malemud, Charles J.  
Malenica, Luka  
Malgaretti, Paolo  
Malik, Peter  
Malings, Carl  
Malinowska, Agnieszka  
Malinowski, Pawel H.  
Malinowski, Robert P.  
Malinowski, Szymon  
Malka, Dror  
Malkin, Alexander  
Mallamace, Francesco  
Mallavia, Ricardo  
Mallek, Moadh  
Mallis, Panagiotis  
Malmberg, Per  
Maltesen, Raluca  
Malucelli, Giulio  
Malve, Mauro  
Malvezzi, Monica  
Malvic, Tomislov  
Malvoni, Maria  
Mamageishvili, Akaki  
Mamalis, Sotirios  
Mambretti, Stefano  
Mamboh Elhalawany, Basem  
Mamede, Jorge  
Manakhov, Anton  
Manana, Mario  
Manandhar, Ashish  
Manandhar, Rejina  
Manandhar, Shilpa  
Manary, Miriam A.  
Manavalan, Balachandran  
Manca, Oronzio  
Manca, Vincenzo  
Mancinelli, Roberto  
Mancini, Lucia  
Mancini, Marco  
Mancini, Rock  
Mancini, Simone  
Mandal, Amrittal  
Mandal, Mrinal  
Mandal, Subhamoy  
Mandalakis, Manolis  
Mandrikova, Oksana  
Manenti, Sauro  
Manera, Maria Grazia  
Manetto, Giuseppe Ezio  
Manfellotto, Francesco  
Manfredda, Michele  
Manfredi, Luigi  
Manfredi, Norberto  
Manfriani, Leonardo  
Mangalathu, Sujith  
Mangan, Michael  
Mangiafico, Salvatore  
Mangold, Alexander  
Manhart, Michael  
Manhartsgruber, Bernhard  
Manheim, Derek * Mania (2020) Mania, Szymon Manica, Rogerio Manich, Salvador Manich, Salvador Manikas, Theodore W. Maniou, Theodora Manjunath, Manubolu Marika, Michal Mankaelevich, Yu.