by Florez Galvis, Edwin José

by Muñoz Criollo, Rosarely

by Álvarez Ladino, Liliana Patricia

by Miranda Barria, Rosa Yisela

by Atencio, Anayansi; Castillo, María; Frago, Marcos; Turner, Thais; Cedeño, Maritza

by Cortez, Gloribeth; Peralta, Paola; Tello, Elizabeth; Cedeño, Maritza

by Kumar Reddy, G. Pava; Mallikarjuna Rao, Kande V.

by Walkiria Bonilla, Yadira

by Castañeda Bedoya, María Fernanda

by Bonilla, Yadira Walkiria

by López Nuñez, Faustino

by Bernal Navarro, Juan Bautista

by International Association for the Evaluation of Educational Achievement

by B. França, Caio M.; Loayza, Roxana; Roca, Yelin; Montaño Arias, Ana Maria; Tinajeros, Freddy; Loaiza, Jose R.; Takyar, Anshule; Gilman, Robert H.; Milleri, Matthew J.

by Montes Franceschi, Héctor; Armada, Manuel; Nabulsi, Samir

by Murillo, Danny; Herrera, Jeremias

by Luis, Mendoza

by Dicker, Daniel; Nguyen, Grant; Abate, Degu; Abate, Kalkidan Hassen; Abay, Solomon M; Abbafati, Cristiana; Abbasi, Nooshin; Abbastabar, Hedayat; Abd-Allah, Foad; Abdela, Jemal; Abdelalim, Ahmed; Abdel-Rahman, Omar; Abdi, Alireza; Abdollahpour, Ibrahim; Suliankatchi Abdulkader, Rizwan; Abdurahman, Ahmed Abdulahi; Abebe, Haftom Temesgen; Abebe, Molla; Abebe, Zegeye; Abebo, Teshome Abuka; Aboyans, Victor; Niguse Abraha, Haftom; Roba Abrham, Aklilu; Abu-Raddad, Laith Jamal; Abu-Rmeileh, Niveen ME; Kokou Accrombessi, Manfred Mario; Acharya, Pawan; Adebayo, Oladimeji M; Akinkunmi Adedeji, Isaac; Adedoyin, Rufus Adesoji; Adekanmbi, Victor; Adetokunboh, Olatunji O; Meressa Adhena, Beyene; Adhikari, Tara Ballav; Adib, Mina G; Kouablan Adou, Arsène; Adsuar, Jose C; Afarideh, Mohsen; Afshin, Ashkan; Agarwal, Gina; Aggarwal, Rakesh; Aghayan, Sargis Aghasi; Agrawal, Sutapa; Agrawal, Anurag; Ahmadi, Mehdi; Ahmadi, Alireza; Ahmadieh, Hamid; Cheikh brahim Ahmed, Mohamed Lemine; Ahmed, Sayem; Ahmed, Muktar Beshir; Aichour, Amani Nidhal; Aichour, Ibtihel; Eddine Aichour, Miloud Taki; Akanda, Ali S; Akbari, Mohammad Esmaeil; Akibu, Mohammed; Akinyemi, Rufus Olusola; Akinyemiju, Tomi; Akseer, Nadia; Alahdab, Fares; Al-Aly, Ziyad; Alam, Khurshid; Alebel, Animut; Aleman, Alicia V; Addis Alene, Kefyalew; Al-Eyadhy, Ayman; Ali, Raghib; Alijanzadeh, Mehran; Alizadeh-Navaei, Reza; Aljunid, Syed Mohamed; Alkerwi, Ala'a; Alla, Francois; Allebeck, Peter; Allen, Christine A; Alonso, Jordi; Al-Raddadi, Rajaa M; Alsharif, Ubai; Altirkawi, Khalid; Alvis-Guzman, Nelson; Amare, Azmeraw T; Amini, Erfan; Ammar, Walid; Amoako, Yaw Ampem; Anber, Nahla Hamed; Andrei, Catalina Liliana; Androudi, Sofia; Animut, Megbaru Debalkie; Anjomshoa, Mina; Zelalem Anlay, Degefaye; Ansari, Hossein; Ansariadi, Ansariadi; Ansha, Mustafa Geleto; T Antonio, Carl Abelardo; Yaw Appiah, Seth Christopher; Aremu, Olatunde; Abera Areri, Habtamu; Ärnlöv, Johan; Arora, Megha; Artaman, Al; Aryal, Krishna K; Asadi-Lari, Mohsen; Asayesh, Hamid; Tsegay Asfaw, Ephrem; Weldegebreal Asgedom, Solomon; Assadi, Reza; Ataro, Zerihun; Mehari Atey, Tesfay Mehari; Shamsadin Athari, Seyyed; Atique, Suleman; Atre, Sachin R; Atteraya, Madhu Sudhan; Attia, Engi F; Ausloos, Marcel; Avila-Burgos, Leticia; Avokpaho, Euripide FGA; Awasthi, Ashish; Awuah, Baffour; Ayala Quintanilla, Beatriz Paulina; Ayele, Henok Tadesse; Ayele, Yohanes; Ayer, Rakesh; Ayuk, Tambe B; Azzopardi, Peter S; Azzopardi-Muscat, Natasha; Badali, Hamid; Badawi, Alaa; Balakrishnan, Kalpana; Bali, Ayele Geleto; Banach, Maciej; Banstola, Amrit; Barac, Aleksandra; Barboza, Miguel A; Barquera, Simon; Barrero, Lope H; Basaleem, Huda; Bassat, Quique; Basu, Arindam; Basu, Sanjay; Baune, Bernhard T; Bazargan-Hejazi, Shahrzad; Bedi, Neeraj; Beghi, Ettore; Behzadifar, Masoud; Behzadifar, Meysam; Bejot, Yannick; Begashaw Bekele, Bayu; Belachew, Abate Bekele; Gebreyesus Belay, Aregawi; Belay, Ezra; Belay, Saba Abraham

by Pinzón Trejos, Cristian; Beliz, Nicholas; Rangel, José Carlos; Hong, chi Shun

by Villarreal, Vladimir; Bravo, José; Hervás, Ramón