User talk:Bichenzh

Welcome!
Welcome to Wikipedia, Bichenzh! Thank you for your contributions. I am ToBeFree and I have been editing Wikipedia for some time, so if you have any questions, feel free to leave me a message on my talk page. You can also check out Questions or type at the bottom of this page. Here are some pages that you might find helpful: Also, when you post on talk pages you should sign your name using four tildes ( ~ ); that will automatically produce your username and the date. I hope you enjoy editing here and being a Wikipedian! ~ ToBeFree (talk) 04:04, 18 March 2020 (UTC)
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Verifiability
Hi ,

especially when editing extremely advanced scientifical topics, please have a look at WP:INTREF and take the opportunity to add a reliable inline citation to your corrections.

Thank you very much in advance and best regards, ~ ToBeFree (talk) 04:06, 18 March 2020 (UTC)