id	domain	url
stem-7070	www.researchgate.net	https://www.researchgate.net/publication/381739534
stem-7070	www.academia.edu	https://www.academia.edu/download/110021142
stem-7070	www.researchgate.net	https://www.researchgate.net/publication/374234177
stem-7070	www.researchgate.net	https://www.researchgate.net/publication/381353243
stem-7070	www.researchgate.net	https://www.researchgate.net/publication/382273531